Short Answer 
To unblock your bank account, first understand the reason for the blockage and gather relevant documentation. Next, draft a polite letter that includes the situation details, a request for unblocking, and your contact information, then review and send it, following up if necessary.
Step 1: Understand the Situation
Before writing your letter, ensure you clearly understand why your bank account was blocked. Consider gathering relevant documentation related to the situation. It’s essential to include details that explain the issue, such as:
- The reason for the account blockage, if known
- Any steps you’ve taken to resolve the issue
- Relevant account information that will help identify your account
Step 2: Draft the Letter
Once you understand the situation, start drafting your letter. Make sure to include all necessary information while maintaining a polite and professional tone. Your letter should generally include:
- A clear subject line stating your request
- A respectful salutation, such as ‘Dear Sir/Madam’
- An explanation of the situation
- A request for unblocking your account and expressing gratitude for their assistance
- Your signature and name
Step 3: Review and Send the Letter
After drafting your letter, take time to review it for clarity and mistakes. Ensure that your tone remains polite and your request is straightforward. Once satisfied with the letter, send it via the appropriate channel, whether by mail or email. Consider following up if you do not receive a timely response to your request.