LumaResume
Writing Guide
8 min read

Cover Letter Tips That Actually Work

How to write cover letters that get read, remembered, and result in interviews.
Do Cover Letters Even Matter Anymore?

Yes—but not in the way you might think. While some recruiters admit they don't read every cover letter, they DO read them for candidates who make it past initial screening. Your cover letter is your chance to move from "qualified candidate" to "must interview."

Think of it this way: your resume proves you CAN do the job. Your cover letter proves you WANT this specific job at this specific company. In a pile of similar resumes, a compelling cover letter is your differentiator.

The key is writing a cover letter worth reading—one that adds value beyond your resume and demonstrates genuine interest in the role.

The Perfect Cover Letter Structure

A well-structured cover letter guides the reader through your value proposition seamlessly.

1
Opening Hook (2-3 sentences)
Grab attention immediately
DO THIS

Lead with a compelling connection to the company, a relevant achievement, or genuine enthusiasm backed by specifics.

NOT THIS

Generic statements like 'I am writing to apply for...' or 'I saw your job posting and...'

Example

"When I led my team to reduce customer churn by 35% through proactive support strategies, I realized my passion lies in building customer success programs that drive real business impact—exactly what excites me about the Customer Success Manager role at [Company]."

2
Value Proposition (1-2 paragraphs)
Show what you bring to the table
DO THIS

Connect your specific achievements to their stated needs. Use numbers and concrete examples.

NOT THIS

List your job duties or repeat your resume verbatim.

Example

"Your job posting emphasizes scaling customer success for enterprise clients. At [Previous Company], I built the enterprise CS function from the ground up, growing ARR from $2M to $8M through strategic account management and a 95% retention rate."

3
Company Connection (1 paragraph)
Demonstrate genuine interest and research
DO THIS

Reference specific initiatives, values, products, or recent news about the company.

NOT THIS

Vague flattery like 'I love your company culture' without specifics.

Example

"I've been following [Company]'s expansion into the healthcare vertical, and your recent partnership with [Healthcare Provider] aligns perfectly with my background in health-tech customer success."

4
Confident Close (2-3 sentences)
End with clear next steps
DO THIS

Express enthusiasm, summarize fit, and indicate availability.

NOT THIS

Passive closings like 'I hope to hear from you' or desperate pleas.

Example

"I'd welcome the opportunity to discuss how my experience scaling customer success programs can contribute to [Company]'s growth goals. I'm available for a conversation at your convenience."


4 Opening Hook Formulas That Work

Your first sentence determines whether they keep reading. Here are proven formulas to start strong.

1
Achievement Lead
Best when: When you have a standout, relevant achievement

"After increasing my team's sales pipeline by 200% in under a year, I'm looking for my next challenge—and the Senior Sales Manager role at [Company] is exactly what I've been waiting for."

2
Passion Lead
Best when: When you have genuine enthusiasm backed by experience

"I've spent the last five years obsessing over user experience—running 50+ usability tests, redesigning three major product flows, and reducing user friction by 40%. When I saw [Company]'s commitment to user-centered design, I knew I had to apply."

3
Connection Lead
Best when: When you have a referral or meaningful connection

"After speaking with [Name] at your recent tech meetup about [Company]'s approach to AI ethics, I became even more convinced that your team is where I want to contribute my machine learning expertise."

4
Problem-Solution Lead
Best when: When you can identify a challenge they face and your solution

"Every SaaS company struggles with churn, but few tackle it the way [Company] does—by investing in proactive customer success. As someone who reduced churn by 25% through predictive intervention strategies, I'm excited about the possibility of bringing that approach to your team."


5 Fatal Cover Letter Mistakes

Avoid these common pitfalls that can sink your application before it even gets read.

1
MISTAKE
The Generic Template

Using the same cover letter for every application, or worse, forgetting to change the company name.

Impact: Instant rejection. Recruiters can spot templates immediately.

THE FIX

Customize at least 3 elements: the opening hook, company-specific paragraph, and how your experience matches their specific needs.

2
MISTAKE
The Resume Rehash

Simply repeating what's on your resume in paragraph form.

Impact: Wastes the opportunity to add context, personality, and narrative.

THE FIX

Use the cover letter to tell the story BEHIND your resume bullets. Explain motivations, lessons learned, and connections not obvious from the resume.

3
MISTAKE
The Novel

Writing more than one page or including every detail of your career.

Impact: Recruiters won't read it. Signals poor communication skills.

THE FIX

Keep it to 250-400 words. Every sentence should earn its place.

4
MISTAKE
The Humble Brag

False modesty or downplaying achievements with phrases like 'I was lucky to...' or 'My team did most of the work...'

Impact: Undermines your credibility and confidence.

THE FIX

Own your achievements. Use 'I' statements. Be factual and confident without arrogance.

5
MISTAKE
The Desperation

Expressing how much you need the job or how long you've been searching.

Impact: Red flag for employers. Shifts focus from value to need.

THE FIX

Focus on what you offer, not what you need. Show enthusiasm for the role, not relief at finding an opening.


Striking the Right Tone

The right tone can make or break your cover letter. Here's how to calibrate.

1
Confident, Not Arrogant
GOOD

"I led a team that achieved 150% of quota for three consecutive quarters."

BAD

"I'm the best salesperson you'll ever hire."

2
Enthusiastic, Not Desperate
GOOD

"The opportunity to build [Company]'s data infrastructure from the ground up is exactly the challenge I'm seeking."

BAD

"I really need this job and would do anything to work at your company."

3
Professional, Not Stiff
GOOD

"I'd love to discuss how my experience can contribute to your team's goals."

BAD

"I hereby formally request consideration for the aforementioned position."

4
Specific, Not Vague
GOOD

"I reduced deployment time from 2 hours to 15 minutes by implementing CI/CD pipelines."

BAD

"I have experience improving processes."


Quick Tips Checklist

Research the hiring manager's name—'Dear Hiring Manager' is a last resort

Match the company's tone—startup vs. corporate language differs

Include 2-3 specific keywords from the job posting naturally

Proofread twice, then have someone else proofread

Save as PDF unless they specify another format

Name the file professionally: 'FirstName_LastName_CoverLetter_CompanyName.pdf'

If submitting via email, put key points in the email body AND attach the letter

Keep paragraphs short—4 sentences max for readability


Time Investment Guide

Not every job deserves a custom cover letter. Here's how to prioritize your time.

45-60 min
Dream Job

Full customization, research the company, reference specific initiatives

25-35 min
Strong Interest

Customize opening, company paragraph, and one achievement

10-15 min
Worth Applying

Swap company name, customize opening hook, adjust key achievement

Skip it
Optional Only

If it's truly optional and not your dream job, focus energy elsewhere

Key Takeaway

Your cover letter isn't about proving you're qualified—your resume does that. It's about proving you're interested, informed, and a good fit for this specific role. Make every sentence earn its place, show genuine enthusiasm for the company, and let your personality come through while staying professional. A great cover letter doesn't just get read—it gets remembered.

What's Next?
Master Resume Keywords

Learn how to identify and use the right keywords to get past ATS filters.

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The Complete Tailoring Guide

Step-by-step guide to customizing your resume for each job application.

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Ready to Write a Winning Cover Letter?

LR-AI generates customized cover letters based on your resume and the job description—giving you a strong starting point to personalize.