Here are some links to Fall Tactics that will help. From Spot and Stalk - to Sit and Call - To Bust Em up and then try to call em back and to using dogs for the latter if your state laws allow it!
http://www.missourigameandfish.com/hunting/turkey-hunting/mo_aa103204a/
http://hunting.suite101.com/article.cfm/fall_turkey_hunting_tactics
and this was good reading
http://www.turkeyhuntingsecrets.com/library/libindex-fall.htm
JW