Question

What is the different of formal and informal invitation letter?

Answer 1

Formal: use standard language, use number of letter(nomor surat), usually give to agencies.
informal: use informal language/mother language. not use number of letter. usually give to family friend etc.

Answer 2

Formal: use standard language, use number of letter(nomor surat), usually give to agencies.
informal: use informal language/mother language. not use number of letter. usually give to family friend etc.