Thai friend wants to invite filipino friend in Thailand. Formalities?

I have a thai friend who wants to invite his filipino friend in thailand.what are the documents that he needs to send to his friend aside from letter of invitation?,?
thank you!more power

Hello teacher annie and welcome on board Expat.com

While waiting for members to best advise you, I suggest you to read the articles we have in our Living in Thailand guide to gather some useful infos concerning visa and more.

Regards
Kenjee

you mean to get a visitor Visa?
Or is he coming on a tourist Visa?