How To Write A Charity Begging Letter . Refer to them as “you”. As a donor you can choose to send a letter to the organization you intend to donate money to, informing them of the news. Fundraising Letter Template 7+ Free Word, PDF Documents Download from www.template.net Letters don't have much impact if the recipient doesn't know who they came from. Name of potential donor (business or individual) address. It takes some really great writing skills to write such a letter.