Please consider this letter my formal acceptance. Discover 7 different employment verification letter templates with different details for proof of employment or future job opportunities.It is recommended that employers who need assistance or have questions regarding the offer letter contact the Career Center. Complete the request for a verification letter and allow up to 4 days for processing. The first thing you should put on your job acceptance letter is the date. Include it underneath the header close to the top of your letter. Dear Mr. Krebs: I am writing to confirm my acceptance of your employment offer on April 20 and to tell you how delighted I am to. Step 4: Acceptance Letter and I-20. Employment Letter of Support. To be eligible for benefits, you are required to complete work search requirements.