In tournament play, the game starts you at Level 1, which gives you the lowest (worst) attribute levels for power, skill and caddy. If you do well in tournaments, the game will increase your overall level for later tournaments, which increases your power,
Finally, Codes 31 and 32 have no benefit in practice rounds, since there are computer opponents only in tournament play.

1 AJBA-AA4A MASTER CODE--MUST BE ENTERED
2 ACLA-AAGY Set wind strength to 1 (no wind)
3 9WLA-BCG6 + AGLA-AAG8 Set wind strength to 2 (weak)
4 9WLA-BCG6 + ALLA-AAG8 Set wind strength to 3
5 9WLA-BCG6 + ARLA-AAG8 Set wind strength to 4
6 9WLA-BCG6 + AWLA-AAG8 Set wind strength to 5 (moderate)
7 9WLA-BCG6 + A0LA-AAG8 Set wind strength to 6
8 9WLA-BCG6 + A4LA-AAG8 Set wind strength to 7
9 9WLA-BCG6 + A8LA-AAG8 Set wind strength to 8
10 9WLA-BCG6 + BCLA-AAG8 Set wind strength to 9 (strong)
11 DLLT-AA50 Computer won't change wind strength during game
12 9WLA-BCG0 + ACLA-AAG2 Set wind direction to South
13 9WLA-BCG0 + AWLA-AAG2 Set wind direction to Southwest
14 9WLA-BCG0 + BCLA-AAG2 Set wind direction to West
15 9WLA-BCG0 + BWLA-AAG2 Set wind direction to Northwest
16 9WLA-BCG0 + CCLA-AAG2 Set wind direction to North
17 9WLA-BCG0 + CWLA-AAG2 Set wind direction to Northeast
18 9WLA-BCG0 + DCLA-AAG2 Set wind direction to East
19 9WLA-BCG0 + DWLA-AAG2 Set wind direction to Southeast
20 AM0A-AAFL Start at level 2
21 AS0A-AAFL Start at level 3
22 AX0A-AAFL Start at level 4
23 A10A-AAFL Start at level 5
24 A50A-AAFL Start at level 6
25 A90A-AAFL Start at level 7
26 BD0A-AAFL Start at level 8
27 BH0A-AAFL Start at level 9
28 BM0A-AAFL Start at level 10
29 BS0A-AAFL Start at level 11
30 BX0A-AAFL Start at level 12
31 BCRT-BE4A All tournament opponents will shoot par on each hole
32 ACRT-BE4A All tournament opponents will shoot birdie on each hole