This guide to welcome letters includes three templates designed to help you appropriately greet and prepare new hires to join your company. A "thank you for joining" membership letter should include a personalized greeting to the new member.Use the member's first name in your salutation. Send a short "Welcome to the team" message to let new employees know how excited you are to have them. Here's how to make the best first impression. Your new employee should feel excited to be a part of your team after reading the letter. Keep everything within this note upbeat and positive. Find out how to write a successful welcome letter to new employees. Use these tips and templates to create your own new employee welcome messages, and ensure employees feel comfortable and confident when they join your team.