Picture+Exchange+Communication+System

[]Great site with a number of wonderful links.

[] This has a nice checklist and goals.

http://autismpdc.fpg.unc.edu/sites/autismpdc.fpg.unc.edu/files/PECS_Steps.pdf This is PECS step by step.

http://www.txautism.net/uploads/target/PECS.pdf This is an excellent summary.