The enclosure notation occurs after the closing and signature of your letter. Use a … 展开

Choose the best font and margin.
The font of a formal business letter should be a standard, easy-to-read font such as Times New Roman or Helvetica. Typically this will be the d… 展开

Indicate your reason for writing.
A business letter should be brief and to the point. After introducing yourself, go immediately into why you are writing the letter and what y… 展开