interesting title.
Options:
1) By progressing through the game and advancing in tiers you will be awarded credits.
2) Free tourneys. Placing in tourneys can yield you credits, the prize pool themselves are not large so dont expect to be able to purchase items with winnings. Over time you can gather enough credits from these to perhaps buy something.
3) Ready Go tourneys- Limited to 50 people, then a new one opens. various courses, with 9 and 18 hole tourneys. 100 credit entry fee, top 30 getting payouts from 550 credits to less then 100 credits
4) Premium tourneys- 100 to 500 credit entry fee, you can win prizes or credits depending on the tourney
5) match play challenges- wager credits against other players in a 1 on 1 match, WGT gets a 10% house fee
6) offers- you can complete offers to earn credits
7) your own money- for a couple bucks you can build a nice little bag. Start off small with a driver, or large with a full set of clubs.