I did all the install and build myself.
it is all pretty easy.

Biggest mistake alot make is running the rca cables and / or speaker wires in the same place as power wires going to amps, get noise interference that way.

I have posted several pics on here.
I can try and post some more.

Setting up a system all depends on what you are wanting. And your busget?
alittle more, alot more?
Enough to where you can't hardly hold a conversation or subs moving enough air you can't breathe in the car.

Skar audio has cheap prices they are knock off sundown.
sundown audio is much better but prices are higher.

I never was a big fan of most big name audio, made to cheap and just buying the name, to get quality you have to spend alot.

I like mine on long drives with the windows down and music can drowned out the sound of the air, or if I am getting tired.