How to Write a Memorandum
Learn how to write a memorandum with memo heading, purpose, background, action items, tone, practical example, common mistakes, troubleshooting, and FAQs.
Quick Answer
To write a memorandum, add a clear memo heading with To, From, Date, and Subject, state the purpose in the first paragraph, give only the background readers need, list decisions or action items, and close with the next step or deadline.
What You Need
- Audience or recipient list
- Memo purpose
- Key facts or decision
- Deadline or next step
- Organization format if required
Safety Precautions
- Do not include confidential details unless the audience is authorized.
- Avoid emotional or vague language.
- Verify dates, names, and policy references.
- Keep the memo focused on one main purpose.
- Use your organization template if one exists.
Step-by-Step Instructions
- Step 1
Define the purpose
Decide whether the memo informs, requests action, records a decision, or announces a change.
- Step 2
Add the heading
Include To, From, Date, and Subject at the top.
- Step 3
Write the opening
State the main point in one or two direct sentences.
- Step 4
Add necessary background
Explain only the context readers need to understand the issue.
- Step 5
Organize details
Use short paragraphs or bullets for facts, options, decisions, or action items.
- Step 6
Close with next steps
Name who should do what and by when.
- Step 7
Review before sending
Check tone, accuracy, formatting, and whether the subject line is specific.
Practical Example
Example: A manager writes a memo announcing a new meeting schedule, explains why the change is happening, lists the new times, and asks teams to update calendars by Friday.
Common Mistakes
- Burying the main point
- Writing like a long essay
- Using unclear subject lines
- Mixing multiple topics
- Skipping action owners
- Sending to too many people
Troubleshooting
Memo feels too long
Move background lower, cut repetition, and keep one main purpose.
Readers do not know what to do
Add a clear action section with owners and deadlines.
Tone sounds harsh
Use direct but neutral language and remove blame.
Subject line is vague
Name the decision, update, or request in specific terms.
Helpful Internal Links
FAQs
What is a memorandum?
A memorandum, or memo, is a concise internal document used to share information, decisions, or action requests.
How long should a memo be?
Many memos are one page or less, but complex topics can be longer if organized clearly.
Does a memo need a greeting?
Usually no. A memo typically starts with the heading and then the purpose.
What should the subject line include?
It should clearly describe the decision, update, request, or topic.
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