Please fill out a donation slip when making a physical donation. Contra Costa Health uses donations to help those who are in desperate need of help.Below are ways to donate to support our work. Please write your name legibly, sign the form and enter your employee number. I,. , an employee of the Contra Costa Community. In this post, I'm breaking down how to write a donation letter. This is the simplest online donation form template that you can use without any code requirement and accept donations in the easiest way. 1. Print the template on letterhead. Thank you for your consideration. The West Contra Costa School District (WCCUSD) serves a diverse student population of 26,312 students across 54 schools.