Frankly, you need no custom clubs now. From level 30 on (approx. 11,000 XPs) better clubs will be available.
Take your time to learn the game, invaluable tips on Putting, Chips&Pitch there =>
Search the forum for further information, feel free to ask here.
Quite a few ppl rely on earning "free credits", but beware there is no free lunch. My time is worth more than an estimated wage of 2 $ / hour, and too often the surveys don't pay.
Have fun!