actully how do you know if you are making one
Go in a movie theater in the afternoon, pick up the fat dude alone with a huge bucket of pop corn , do the psiball drill, send him the psiball on his head.
See if he turns the head to see what is going on !! here you have your way to verify your process.
Charles Cosimano has a good book on energy balls and thoughts-form called psionic warfare.
http://www.scribd.com/doc/6645920/Psionic-Warfare