Generating Customer Loyalty can wait till another time.
Then there's the golf forum, where the general golfing masses come together to discuss all things golf, including the best courses, equipment, hotels, golf breaks, players and tournaments, and course conditions. This can be used as free research and it allows you to see what is (or isn't) being said about your course. The big Irish one is Boards.ie. Popular UK ones are Golfshake, GolfMagic and Golf Monthly
A story doing the rounds at the moment (thanks JE) is of two Americans playing at Killarney. They buy up half the Pro shop (shirts, caps, etc.) and then get charged the full green fee. They pay it without complaint and off they go.