Welcome ^^ to turn off Shout you have to go to System>Chat>then unmark Shout bubble. Deposit the items you can't discard or sell in your Deposit...
Welcome and check game guides section of the forum ^^
Welcome and guitar stuff is from Minstrel skill tree book ^^
Welcome ^^ you need 15 posts in other threads that aren't in New member or Off Topic section first iirc then can post a thread for the guild...
Welcome back ^^
Welcome and yes guilds are in the clan section of forum ^^
Welcome back Reina ^^
Use in game screenshot feature for the pictures or as Yunan suggested try cropping the pictures before sharing here. ^^