Complete the online Donate to FCPS form and, where applicable, make note that the donated item has been received. Signature(s). Date. Please make checks or money orders payable to Fairfax County Public Schools and mail to: Fairfax County Public Schools. Donations.Place all checks into a sealed manila envelope. 4) Download, fill out, and print the attached mail-in donation form. The Terms of Use Letter must be signed and returned to us prior to shipment of any donor specimens. This document provides a sample format for a letter acknowledging an in-kind contribution or donation. Many of these initiatives are funded through grants and donations. Create a letter similar to the sample below. Yes, please fill out the Owner Exemption Statement Form. Many of these initiatives are funded through grants and donations.