Have you ever thought about using the "search" function of this forum?
It's not that we are too lazy to give newbies some ..guidance.. , but answering the same questions again and again is somewhat tedious and boring, and clutters the forum with lots of more or less useless Posts. And there are some more unique threads which may get lost because they vanish to page 2 or 3 because of all those postings.
installing mods:
look
here
sites:
look
here