I am writing to provide an explanation for the gap in my employment history as indicated in my mortgage application. I would suggest a few things to say in the letter.Explain what caused the employment gap, and be honest about it. Mortgage lenders might request a letter of explanation for various red flags that come up in underwriting. Learn how to write one, and download a template. It's best to keep your letter of explanation short and sweet. Include as much detail as needed, but address only the specific information the lender requested. A letter of explanation consists of short descriptions you can use to fill in the gaps in your paperwork for your underwriter. If gaps between jobs or long-term unemployment have impacted your ability to repay your obligations, explain the situation and why it won't happen again. Bayside Power Systems excels at providing power plants with professional emergency service, preventive maintenance, technical training .