Either select the font from the pop-up window or select the font from the list at the top of the document. Select the font size you want to use the same way. Try some different fonts and font sizes until the letter fits onto one page. Again, make sure there is white space in your letter. Consider playing with the spacing and margins as well.
Regardless of whether the font you choose is in the serif or sans-serif font family, the following fonts are considered some of the best to use, according to resume and career experts. 1. Calibri.