If your looking for N.L.P. based info, try
www.purenlp.com they have a lot of different books, tapes, products that can help. Also you can try an N.L.P. Institute where N.L.P. is taught. If you don't have one in your area I reccomend Anchor Point Institute in Salt Lake City, UT. You can get their Number from
www.qwestdex.com Ask for Christiana, she's a Master Practitioner of NLP who teaches a specific class on Social Situations and Rapport building.
Good Luck.