Buy squads and sell them at higher prices than you bought them, doing this the right way will earn you fifa coins very fast. Do not keep favorite players, unless you have enough coins already. Sell your favorite players at a higher value than you bought them.
Avoid Buying Packs Packs are usually filled with low value players who will waste your money without adding significant value to your squad. It is recommended that one should gamble and by packs if there are extra fut coins that will not cause significant loss if spent on low valued players. Otherwise you should ensure that your coins buy players who will fetch more money at a later date.
Buy your cheap fifa 15 coins players at peak times when there are a lot of players available for sale, consequently resulting into lower prices for top quality players. You can place them up for sell at higher prices when there are fewer buyers in the market.