Below are different items for sale:
1/100 gold
Basic weapons
101/500 gold
Basic skills
501/1000 gold
Better weapons with some skills
1001/2000 gold
Superior skills at the cost of more items available
2001/2500 gold
Mega heal kits at reduced prices
2501/3000 gold
Armour and mini-game, good weapons, skills,items
3001/5000 gold
Poor weapons for Ryu, Excellent weapons for Lin, and Nina, good spells for Nina
5001/10000 gold
no mini game, excellent weapons, skills, spells, stat increasers, armour, items