Try this method for securing joints without buying an expensive jig.
Woodworks Made Easy - Why Pocket hole joinery?
Kreg KPHJ520PRO - Pocket-Hole Jig® 520PRO
10 Helpful Pocket Hole Joinery FAQs For Beginners
Sieben einfache Holzverbindungen mit Pocket Holes
Pocket-Hole Joinery
The Basics of Pocket Hole Joinery
What Makes a Pocket-Hole Joint Strong
AW Extra 7/5/12 - Tips for Building Cabinets with Pocket-Hole
How to Select the Correct Pocket-Hole Screw
The Basics of Pocket Hole Joinery
Is there a strength advantage to pocket hole screws for a butt
Pocket Hole Joinery with the Kreg Jig
Kreg R3 Jr. Pocket-Hole Jig System - Portable Kreg Pocket-Hole Jig
Carpenter use drill bit Pocket hole joinery, or pocket screw
Wood Connections: Pocket Hole Joinery in a Nutshell