There’s no hard-set rule about whether to capitalize the phrase To Whom It May Concern, though it may also be worth figuring out who you’re addressing, and writing to them instead. This is part of a complete episode. Transcript of...
Alumnae is the plural for a group of all-female former students, while alumni is the term for all-male groups, or co-ed groups. The male singular is alumnus, and the female is alumna. In informal settings, you can just use alum or alums. This is...