Donate your gently used items to Goodwill at one of our many donation centers in the DC area. This step-by-step guide will help you fill out the donation tax receipt and get things in order for tax season.FCPS accepts donations of new or gently used items. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. When dropping off the donation, you must get a receipt in your name. You fill in a reasonable, fair-market value of the donation. This means not the original purchase price but what a willing buyer would pay. To create a 501(c)(3)-compliant receipt with Donorbox, simply log in and use our easy template editor. You fill in a reasonable, fair-market value of the donation. This means not the original purchase price but what a willing buyer would pay.