If you’re at a friend’s house midweek and they say, ‘Would you like to stay for pasta?’ sending an effusive, florid thank you letter is a bit much. A warm text or email would do the trick.” ...

Example Thank-you Letter ... Make it official Address your donors using a formal salutation. For example: Dear Mr. and Mrs., Dear Dr. and Mrs., or Dear Doctors. Include today’s date, proper closing, ...

Just don’t do it. 9. Making Spelling Mistakes Consider the thank-you letter for a job interview as a key component of your job application materials.