Ever sent a formal letter only to get a follow-up asking where the promised document was? That avoidable mistake happens when people skip proper enclosure notation. A properly formatted Sample Letter With Enclosure removes this confusion, makes your correspondence look professional, and ensures recipients know exactly what they should receive.

Most people treat enclosures as an afterthought. But this small detail signals attention to detail, builds trust, and prevents unnecessary follow-ups that slow down work. In this guide, you’ll learn correct formatting, when to use enclosures, and adaptable examples for every common situation.

What Makes A Proper Sample Letter With Enclosure?

An enclosure notation tells the recipient there are additional documents attached to your letter. It belongs 3 lines below your signature, aligned left on formal business letters. Getting this right eliminates 70% of missing document follow-up requests according to business administration surveys.

There are 3 accepted ways to note enclosures, used for different situations:

  • Encl: Short formal version, used for most external business letters
  • Enclosures: Spelled out, used for legal or official government correspondence
  • Enc: Very casual, only acceptable for internal team emails

Always list how many enclosures you are including. For clarity with multiple items, use this standard format:

Number of Enclosures Correct Notation
1 document Encl: 1
3 documents Enclosures: 3
Named items Encl: Resume, Reference Letter

Sample Letter With Enclosure For Job Applications

Dear Hiring Manager,

I am writing to apply for the Marketing Coordinator position advertised on your company careers page. I have 2 years of experience running social media campaigns and aligning content with business goals.

I would welcome the chance to discuss how my work can support your team. Please contact me at 555-1234 any weekday between 9am and 5pm.

Sincerely,
Alex Morgan

Encl: Resume, Portfolio Samples, Professional Reference Letter

Sample Letter With Enclosure For Client Proposals

Dear Ms. Carter,

Thank you for meeting with me last week to discuss your website redesign project. Per our conversation, I have attached the full written proposal for your review.

This document includes pricing breakdowns, timelines and sample mockups. Please let me know if you have any questions by Friday the 12th.

Regards,
Jamie Reed

Encl: Project Proposal, Service Agreement Draft

Sample Letter With Enclosure For Insurance Claims

Dear Claims Department,

This letter formally notifies you of the auto accident that occurred on March 3rd at the intersection of Oak Street and 7th Avenue.

I have included all required supporting documentation for this claim. Please process this submission and confirm receipt within 3 business days.

Respectfully,
Robert Torres

Enclosures: Police Report, Repair Estimate, Photographs, Driver License Copy

Sample Letter With Enclosure For Rental Applications

Dear Property Manager,

I am submitting this application for the 2 bedroom apartment at 412 Maple Drive. I have verified the monthly rent and move-in date listed online.

All required background and income documents are attached below. Please reach out if you need any additional information to process my application.

Thank you,
Lisa Chen

Encl: Pay Stubs, Credit Report, Rental Reference Letter

Sample Letter With Enclosure For Academic Recommendations

Dear Admissions Committee,

I am writing to recommend Mia Wilson for the undergraduate biology program at your university. I taught Mia for two advanced high school science courses.

Attached you will find additional supporting notes from Mia’s lab work and a full breakdown of her class performance.

Sincerely,
Dr. Helen Grant

Encl: Lab Performance Log, Class Rank Verification

Sample Letter With Enclosure For Invoice Follow Up

Dear Accounts Payable Team,

This is a friendly follow up regarding invoice #4782 issued on February 18th. This payment is now 5 days past the agreed net 30 terms.

I have reattached the original invoice and signed delivery confirmation for your reference. Please process this payment at your earliest convenience.

Regards,
Sam Wilson

Encl: Invoice #4782, Delivery Receipt

Sample Letter With Enclosure For Resignation Notices

Dear Team Lead,

Please accept this letter as formal notification that I am resigning from my position as Customer Support Specialist. My final day of employment will be April 17th.

I have attached a handover document listing all ongoing tasks and account access details to support a smooth transition.

Thank you for the opportunity,
Zoe Baker

Encl: Role Handover Checklist

Frequently Asked Questions about Sample Letter With Enclosure

Where do you put the enclosure notation on a letter?

Place the enclosure notation three lines below your written signature, aligned to the left margin. This is the standard accepted placement for all formal business correspondence.

Do I need to number enclosed documents?

Yes, always state the number of enclosures. For 3 or more items, list each document name to help the recipient confirm they received everything.

What is the difference between enclosure and attachment?

Enclosure is used for physical paper letters. Attachment refers to digital files sent with emails. Both follow the same basic notation rules.

Should I mention enclosures in the body of the letter?

Yes, it is best practice to briefly reference attached items in the main letter text. This alerts the recipient to look for additional documents before they finish reading.

How many enclosures can I list in one letter?

There is no official limit. For more than 5 items, add a separate cover sheet listing all documents instead of putting the full list below your signature.

Is 'Enc' an acceptable abbreviation for enclosures?

'Enc' is only acceptable for informal internal emails. Always use 'Encl' or spell out 'Enclosures' for external or formal letters.

Do email letters need enclosure notation?

Yes, adding an enclosure line to formal emails removes confusion. It is especially helpful when multiple people will review the message.

Can I use enclosure notation on personal letters?

You can use it for any letter with additional items. This is common for wedding invitations, personal reference letters and holiday cards with photos.

What if I forget to add the enclosure line?

If you already sent the letter, send a short follow-up note listing the enclosed documents. This takes 30 seconds and avoids future delays.

Every Sample Letter With Enclosure you write sends a quiet message about how much care you put into your work. Correct notation doesn’t just tell recipients what to expect—it demonstrates reliability and respect for their time. Even small professional details like this can change how people respond to your request.

Pick the example that matches your situation today. Adapt the text for your needs, and always double check that every document listed is actually included before you send. You will avoid awkward follow ups and present yourself as organized and dependable every time.