I have no distinction between the pronunciations of Sara and Sarah (unless a particular Sara requests a different pronunciation for her own name, of course).

The open “a” as in “bat” would be signalled by two “r”. Whether pronounced as Sah-rah or Sarrah I would presume to be pronounced Sah-rah one would expect to hear it from a speaker. What do you ask for

in a Facebook post?

I have no distinction between the pronunciations of Sara and Sarah (unless a particular Sara requests a different pronunciation for her own name, of course).

The open “a” as in “bat” would be signalled by two “r”. Whether pronounced as Sah-rah or Sarrah I would presume to be pronounced Sah-rah one would expect to hear it from a speaker. What do you ask for

in a Facebook post?