Craft a topnotch new employee welcome email with tips and examples to cover essential information for a smooth onboarding experience. 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. 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. I'm writing this letter to help you get acclimated to your new position. Once you get your office area set up, I will introduce you to everyone. Here are 10 things your welcome letter or email to new members must include plus a template that can be customized for your organization. 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. 1. Enter the date at the top of the letter.