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36 Recommendation Email Subject Lines For Higher Opens in 2023

Seeking effective recommendation email subject lines to boost open rates? Look no further! This page will give you the best email subject lines for 2023.

#1.

Unleash your power - find personalized recommendations!

Funny
Using CTA
HR

Why this subject line works?

The subject line is highly effective in capturing the recipient's attention and piquing their curiosity with the mention of a "secret weapon" and "personalized recommendation." It creates the percepti [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#2.

Can I list you as my #1 fan in my recommendation letter? 🌟

Funny
Asking a question
HR

Why this subject line works?

This subject line is excellent. It's engaging, personal, and uses an emoji for extra appeal. It directly conveys the request for a recommendation, making the recipient feel valued and important.


CLARITY18/20
Appeal18/20
ENGAGEMENT19/20

#3.

Need a Winning Recommendation? I'm Here to Help!

Professional
Driving Curiosity
HR

Why this subject line works?

The subject line is engaging and offers a solution to the recipient's need for a winning recommendation. The use of personal pronouns and the confident tone create a sense of trust and assistance. The [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#4.

Prepare to be amazed - explosive recommendation! Ha!

Funny
Driving Curiosity
HR

Why this subject line works?

The subject line captivates the recipient's attention with phrases like "prepare to be amazed" and "explosive recommendation." The use of humor with the exclamation of "Ha!" adds a playful tone. It pi [Read more...]


CLARITY14/20
Appeal16/20
ENGAGEMENT12/20

#5.

Ready to boost your career? Let me sing your praises!

Funny
Using CTA
HR

Why this subject line works?

The subject line is attention-grabbing and personalized, with the promise of boosting one's career. The phrase "Let me sing your praises!" adds a touch of enthusiasm and implies the sender's willingne [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#6.

Unlocking Your Potential: A Strong Recommendation Awaits

Emotional
Using CTA
HR

Why this subject line works?

The subject line is compelling and offers a promise of unlocking one's potential through a strong recommendation. The use of "unlocking" is enticing and creates curiosity. The mention of a "strong rec [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#7.

Don't Miss Our Exciting Recommendation

Professional
Driving Curiosity
HR

Why this subject line works?

The subject line creates intrigue by offering a rave recommendation, enticing recipients to open the email. The phrase "You Won't Want to Miss This" adds urgency and creates curiosity, increasing the [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#8.

Boost your legacy with this jaw-dropping recommendation!

Funny
Driving Curiosity
HR

Why this subject line works?

The subject line has a strong emotional appeal, creating curiosity and excitement. It promises a significant impact on the recipient's legacy and leverage through a recommendation. The use of power wo [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#9.

Need caffeine for a stellar recommendation? ☕️

Funny
Asking a question
HR

Why this subject line works?

The subject line cleverly combines the concepts of bribery and coffee to grab the recipient's attention. By offering something as universally appealing as coffee in exchange for a glowing recommendati [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#10.

Need a glowing recommendation? Look no further!

Funny
Using CTA
HR

Why this subject line works?

The subject line immediately grabs attention by addressing a common need for a glowing recommendation. The use of the phrase "look no further" creates a sense of reliability and convenience, implying [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#11.

[Name]: An Unforgettable Journey - My Recommendation

Emotional
Driving Curiosity
HR

Why this subject line works?

The subject line excels by personalizing the sender's name and creating a sense of intrigue with the mention of an unforgettable journey. This creates curiosity and entices recipients to open the emai [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#12.

Discover [Name]'s Exceptional Talent & Recommendation

Emotional
Driving Curiosity
HR

Why this subject line works?

The subject line creatively grabs attention by using the recipient's name to highlight their exceptional talent. By prompting curiosity about the person's talent, it entices them to open the email. Th [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#13.

Incredible endorsement: [Name]'s professional excellence

Emotional
Driving Curiosity
HR

Why this subject line works?

The subject line is attention-grabbing with the mention of an "incredible endorsement" and the personal touch of [Name]'s professional excellence. This creates curiosity among recipients and emphasize [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#14.

Can you recommend me? Need your expertise!

Emotional
Asking a question
HR

Why this subject line works?

The subject line utilizes a personal and engaging tone to capture the recipient's attention. By asking for a recommendation and emphasizing the need for their expertise, it creates curiosity and a sen [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#15.

Could I count on your professional recommendation?

Emotional
Asking a question
HR

Why this subject line works?

The subject line is engaging and personal, indicating a request for a professional recommendation. The use of "could" adds a polite tone, appealing to the recipient's willingness to help. The question [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#16.

Would you be able to provide a valuable recommendation?

Emotional
Asking a question
HR

Why this subject line works?

The subject line is engaging and personalized, appealing to the recipient's desire to receive a valuable recommendation. It creates curiosity and encourages the recipient to open the email. The questi [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#17.

Your Success Story: A Recommendation to Propel Your Career

Emotional
Using CTA
HR

Why this subject line works?

The subject line is impactful and intriguing, as it promises a success story and a recommendation to propel one's career. It appeals to the recipient's ambition and desire for advancement, increasing [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#18.

Open New Doors: A Life-Changing Recommendation

Emotional
Using CTA
HR

Why this subject line works?

The subject line effectively conveys the idea of "building bridges" and "opening new opportunities," which suggests a positive and beneficial recommendation. The use of emotive language and the promis [Read more...]


CLARITY16/20
Appeal17/20
ENGAGEMENT14/20

#19.

Exp. Recommendation Request: Your Expertise Needed

Professional
Driving Curiosity
HR

Why this subject line works?

The subject line effectively creates curiosity and urgency, using abbreviations to convey the need for the recipient's expertise in an expected recommendation request. The inclusion of "Your" personal [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#20.

Request for Professional Recommendation

Professional
Asking a question
HR

Why this subject line works?

The subject line effectively conveys the purpose of the email, which is to request a professional recommendation. It is direct, clear, and likely to catch the attention of the recipient. The use of th [Read more...]


CLARITY16/20
Appeal14/20
ENGAGEMENT14/20

#21.

Seeking Your Expertise for a Recommendation

Professional
Asking a question
HR

Why this subject line works?

The subject line is succinct and immediately engages the recipient by acknowledging their expertise. The use of the word "recommendation" implies that their input is valued, creating a sense of import [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#22.

Recommendation needed: your opinion matters

Professional
Using CTA
HR

Why this subject line works?

The subject line effectively grabs attention by using the phrase "your opinion matters," which creates a sense of importance and personal involvement. The use of the word "recommendation" suggests tha [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#23.

Urgent: Time-sensitive recommendation request

Urgent
Driving Curiosity
HR

Why this subject line works?

The subject line effectively uses urgency by combining "urgent" and "time-sensitive" to capture the recipient's attention. The mention of a "recommendation request" implies a personalized ask, increas [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#24.

Urgent: Recommendation needed immediately!

Urgent
Driving Curiosity
HR

Why this subject line works?

The subject line effectively incorporates urgency by using the word "Urgent" and "immediately" to grab the recipient's attention. It also creates curiosity by suggesting the need for a recommendation, [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#25.

Quick favor: Could you write a recommendation for me?

Urgent
Asking a question
HR

Why this subject line works?

The subject line is polite and appeals to the recipient's willingness to help. It creates curiosity by asking for a quick favor and provides a clear request. By personalizing the ask as a recommendati [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#26.

Time-sensitive request: Can I count on your recommendation?

Urgent
Asking a question
HR

Why this subject line works?

The subject line effectively incorporates urgency and personalization in a concise manner. By including "time-sensitive request" and "can I count on your recommendation," it compels the recipient to t [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#27.

Urgent Request: Need Your Recommendation ASAP!

Urgent
Using CTA
HR

Why this subject line works?

The subject line is urgent and attention-grabbing, using words like "urgent" and "ASAP" to create a sense of immediacy. The request for a recommendation adds curiosity, encouraging the recipient to op [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#28.

Urgent: Recommend Now!

Urgent
Using CTA
HR

Why this subject line works?

The subject line effectively communicates a sense of urgency and importance, prompting the recipient to take immediate action. The use of "Action Required" implies that the recipient's input is crucia [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#29.

Time-Sensitive: Urgently Seeking Your Recommendation

Urgent
Using CTA
HR

Why this subject line works?

The subject line effectively conveys urgency and the need for the recipient's recommendation. By using words like "time-sensitive" and "urgently," it creates a sense of importance and prompts immediat [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#30.

Unlock Success: The Recommendation that Changed Everything

Funny
Driving Curiosity
HR

Why this subject line works?

The subject line builds curiosity by hinting at a secret to success. It also creates a personal connection by referring to "my" secret. Additionally, it promises a solution or recommendation that has [Read more...]


CLARITY18/20
Appeal18/20
ENGAGEMENT20/20

#31.

Can I mooch your praise for a job rec? 🐮💼

Funny
Asking a question
HR

Why this subject line works?

The subject line captures attention with a question and offers a unique request for borrowing words of praise. The inclusion of the 📝 emoji adds visual interest. The subject line's personal and direc [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#32.

URGENT: Request your professional recommendation now!

Urgent
Driving Curiosity
HR

Why this subject line works?

The subject line effectively combines urgency and professionalism, encouraging the recipient to respond promptly. The use of the term "urgent" communicates the need for immediate action, while the ref [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#33.

Recommendation Inquiry: Your Input Needed

Professional
Asking a question
HR

Why this subject line works?

The subject line effectively grabs the recipient's attention by using the phrases "Recommendation Inquiry" and "Your Input Needed." It suggests that their opinion is valued and prompts them to take ac [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#34.

Need urgent recommendation: Can you endorse me?

Urgent
Asking a question
HR

Why this subject line works?

The subject line is urgent and seeks validation by asking for an endorsement. The use of "urgent" catches attention, while the request for an endorsement adds a personal touch. It appeals to the recip [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#35.

Request for your professional recommendation

Professional
Using CTA
HR

Why this subject line works?

The subject line is intriguing and suggests that the sender values the recipient's professional opinion. While it lacks urgency or a specific offer, it raises curiosity and invites engagement. An abov [Read more...]


CLARITY16/20
Appeal15/20
ENGAGEMENT12/20

#36.

Your expertise needed for a recommendation

Professional
Using CTA
HR

Why this subject line works?

The subject line is personalized and seeks the recipient's expertise, implying that their input is valuable. It encourages engagement by making them feel important and needed, increasing the chances o [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#1.

Unleash your power - find personalized recommendations!

Funny
Using CTA
HR

Why this subject line works?

The subject line is highly effective in capturing the recipient's attention and piquing their curiosity with the mention of a "sec [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#2.

Can I list you as my #1 fan in my recommendation letter? 🌟

Funny
Asking a question
HR

Why this subject line works?

This subject line is excellent. It's engaging, personal, and uses an emoji for extra appeal. It directly conveys the request for a [Read more...]


CLARITY18/20
Appeal18/20
ENGAGEMENT19/20

#3.

Need a Winning Recommendation? I'm Here to Help!

Professional
Driving Curiosity
HR

Why this subject line works?

The subject line is engaging and offers a solution to the recipient's need for a winning recommendation. The use of personal prono [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#4.

Prepare to be amazed - explosive recommendation! Ha!

Funny
Driving Curiosity
HR

Why this subject line works?

The subject line captivates the recipient's attention with phrases like "prepare to be amazed" and "explosive recommendation." The [Read more...]


CLARITY14/20
Appeal16/20
ENGAGEMENT12/20

#5.

Ready to boost your career? Let me sing your praises!

Funny
Using CTA
HR

Why this subject line works?

The subject line is attention-grabbing and personalized, with the promise of boosting one's career. The phrase "Let me sing your p [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#6.

Unlocking Your Potential: A Strong Recommendation Awaits

Emotional
Using CTA
HR

Why this subject line works?

The subject line is compelling and offers a promise of unlocking one's potential through a strong recommendation. The use of "unlo [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#7.

Don't Miss Our Exciting Recommendation

Professional
Driving Curiosity
HR

Why this subject line works?

The subject line creates intrigue by offering a rave recommendation, enticing recipients to open the email. The phrase "You Won't [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#8.

Boost your legacy with this jaw-dropping recommendation!

Funny
Driving Curiosity
HR

Why this subject line works?

The subject line has a strong emotional appeal, creating curiosity and excitement. It promises a significant impact on the recipie [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#9.

Need caffeine for a stellar recommendation? ☕️

Funny
Asking a question
HR

Why this subject line works?

The subject line cleverly combines the concepts of bribery and coffee to grab the recipient's attention. By offering something as [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#10.

Need a glowing recommendation? Look no further!

Funny
Using CTA
HR

Why this subject line works?

The subject line immediately grabs attention by addressing a common need for a glowing recommendation. The use of the phrase "look [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#11.

[Name]: An Unforgettable Journey - My Recommendation

Emotional
Driving Curiosity
HR

Why this subject line works?

The subject line excels by personalizing the sender's name and creating a sense of intrigue with the mention of an unforgettable j [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#12.

Discover [Name]'s Exceptional Talent & Recommendation

Emotional
Driving Curiosity
HR

Why this subject line works?

The subject line creatively grabs attention by using the recipient's name to highlight their exceptional talent. By prompting curi [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#13.

Incredible endorsement: [Name]'s professional excellence

Emotional
Driving Curiosity
HR

Why this subject line works?

The subject line is attention-grabbing with the mention of an "incredible endorsement" and the personal touch of [Name]'s professi [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#14.

Can you recommend me? Need your expertise!

Emotional
Asking a question
HR

Why this subject line works?

The subject line utilizes a personal and engaging tone to capture the recipient's attention. By asking for a recommendation and em [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#15.

Could I count on your professional recommendation?

Emotional
Asking a question
HR

Why this subject line works?

The subject line is engaging and personal, indicating a request for a professional recommendation. The use of "could" adds a polit [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#16.

Would you be able to provide a valuable recommendation?

Emotional
Asking a question
HR

Why this subject line works?

The subject line is engaging and personalized, appealing to the recipient's desire to receive a valuable recommendation. It create [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#17.

Your Success Story: A Recommendation to Propel Your Career

Emotional
Using CTA
HR

Why this subject line works?

The subject line is impactful and intriguing, as it promises a success story and a recommendation to propel one's career. It appea [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#18.

Open New Doors: A Life-Changing Recommendation

Emotional
Using CTA
HR

Why this subject line works?

The subject line effectively conveys the idea of "building bridges" and "opening new opportunities," which suggests a positive and [Read more...]


CLARITY16/20
Appeal17/20
ENGAGEMENT14/20

#19.

Exp. Recommendation Request: Your Expertise Needed

Professional
Driving Curiosity
HR

Why this subject line works?

The subject line effectively creates curiosity and urgency, using abbreviations to convey the need for the recipient's expertise i [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#20.

Request for Professional Recommendation

Professional
Asking a question
HR

Why this subject line works?

The subject line effectively conveys the purpose of the email, which is to request a professional recommendation. It is direct, cl [Read more...]


CLARITY16/20
Appeal14/20
ENGAGEMENT14/20

#21.

Seeking Your Expertise for a Recommendation

Professional
Asking a question
HR

Why this subject line works?

The subject line is succinct and immediately engages the recipient by acknowledging their expertise. The use of the word "recommen [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#22.

Recommendation needed: your opinion matters

Professional
Using CTA
HR

Why this subject line works?

The subject line effectively grabs attention by using the phrase "your opinion matters," which creates a sense of importance and p [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#23.

Urgent: Time-sensitive recommendation request

Urgent
Driving Curiosity
HR

Why this subject line works?

The subject line effectively uses urgency by combining "urgent" and "time-sensitive" to capture the recipient's attention. The men [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#24.

Urgent: Recommendation needed immediately!

Urgent
Driving Curiosity
HR

Why this subject line works?

The subject line effectively incorporates urgency by using the word "Urgent" and "immediately" to grab the recipient's attention. [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#25.

Quick favor: Could you write a recommendation for me?

Urgent
Asking a question
HR

Why this subject line works?

The subject line is polite and appeals to the recipient's willingness to help. It creates curiosity by asking for a quick favor an [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#26.

Time-sensitive request: Can I count on your recommendation?

Urgent
Asking a question
HR

Why this subject line works?

The subject line effectively incorporates urgency and personalization in a concise manner. By including "time-sensitive request" a [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#27.

Urgent Request: Need Your Recommendation ASAP!

Urgent
Using CTA
HR

Why this subject line works?

The subject line is urgent and attention-grabbing, using words like "urgent" and "ASAP" to create a sense of immediacy. The reques [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#28.

Urgent: Recommend Now!

Urgent
Using CTA
HR

Why this subject line works?

The subject line effectively communicates a sense of urgency and importance, prompting the recipient to take immediate action. The [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#29.

Time-Sensitive: Urgently Seeking Your Recommendation

Urgent
Using CTA
HR

Why this subject line works?

The subject line effectively conveys urgency and the need for the recipient's recommendation. By using words like "time-sensitive" [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#30.

Unlock Success: The Recommendation that Changed Everything

Funny
Driving Curiosity
HR

Why this subject line works?

The subject line builds curiosity by hinting at a secret to success. It also creates a personal connection by referring to "my" se [Read more...]


CLARITY18/20
Appeal18/20
ENGAGEMENT20/20

#31.

Can I mooch your praise for a job rec? 🐮💼

Funny
Asking a question
HR

Why this subject line works?

The subject line captures attention with a question and offers a unique request for borrowing words of praise. The inclusion of th [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#32.

URGENT: Request your professional recommendation now!

Urgent
Driving Curiosity
HR

Why this subject line works?

The subject line effectively combines urgency and professionalism, encouraging the recipient to respond promptly. The use of the t [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#33.

Recommendation Inquiry: Your Input Needed

Professional
Asking a question
HR

Why this subject line works?

The subject line effectively grabs the recipient's attention by using the phrases "Recommendation Inquiry" and "Your Input Needed. [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#34.

Need urgent recommendation: Can you endorse me?

Urgent
Asking a question
HR

Why this subject line works?

The subject line is urgent and seeks validation by asking for an endorsement. The use of "urgent" catches attention, while the req [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

#35.

Request for your professional recommendation

Professional
Using CTA
HR

Why this subject line works?

The subject line is intriguing and suggests that the sender values the recipient's professional opinion. While it lacks urgency or [Read more...]


CLARITY16/20
Appeal15/20
ENGAGEMENT12/20

#36.

Your expertise needed for a recommendation

Professional
Using CTA
HR

Why this subject line works?

The subject line is personalized and seeks the recipient's expertise, implying that their input is valuable. It encourages engagem [Read more...]


CLARITY16/20
Appeal16/20
ENGAGEMENT14/20

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