What is a ist file?

[OnlyNewUserToday]

Hi, I am new here, what a ist file, and how can I use it,I saw that he was discussed but I want more concrete with examples.

 

[Balmain]

Hi, I am new here, what a ist file, and how can I use it,I saw that he was discussed but I want more concrete with examples.

Hello buddy, I would like us to cooperate and get started to a long term business partnership and I'll tell you more about it. PM