then should not seal the sase?

why not seal the sase?

can someone teach me how to do a sase?
the sase should be closed with glue?
or you can put it open in the other envelope?

someone here know if Jackie Chan send your own picture?

not need sase and irc to send Jackie Chan?

but also needs irc
in where I live does not sell it

hi I'm from Brazil
I command ye a letter to him
I did not put more sase and irc
Will I receive a response?