<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
how do i address an envelope?
<|assistant|>
In order to correctly address an envelope, you need to include the following pieces of information: 
- Your name and address
- The recipient's name and address
- The main reason for the correspondence 
- Any relevant date information

For example: 

John Smith 
456 Evergreen Terrace 
Springfield
USA 

Dear Mr. Smith, 

Enclosed please find the documents that you requested. 

Best wishes, 

Sara Winfrey 
2735 South Park Street 
Denver 
USA 

May 18th, 2021