Hi Parker, and Welcome to The-Gauge!
Atlas have several inexpensive books on layouts and wiring which
would give you a good start on reading up. You can find them at
most hobby shops, I think!
or at
http://www.trainworld.com:
9 Beginner's Guide to HO Model Railroading 3.99
11 HO Layouts for Every Space 4.50
12 The Complete Atlas Wiring Book* 4.50
13 Seven Step-By-Step HO Railroads 4.50
14 HO King-Size Plan Book 7.95