There’s a lot of guides on the web regarding this subject! Ive tried most of them! Some of them are very time consuming, some aren’t! I primarily use 4 ways to earn my fifa 15 coins:
No 1: Buy squad training +30 for 700-750 coins each, sell them for 1.000. Buy player healing (gold +4 weeks) for 700-750, sell for 1.000!
Check which of them is most profitable! NB. Squad training aint as relevant atm, but there is still a market! List 30-40 of them.. You will probably sell around 5-7 of them each hour making you 250×7= 1.750 coins each hour! This will take you around 1 min each hour! So if you`re like me and you like to play the game and not hang around looking for bargains, this is an easy way! 😉 Just push relist all when they have expired and be sure to fill up from your consumeable pile. 😉 They are pretty easy to find on the transferlist, just scroll through and you will see yourself buying 30 of them in around 10 mins for 700-750 each. So.. its 10 mins + 3×1 min = 13 mins for 250×30 = 7.500 coins in 13 mins! 😉 Pretty easy!
No 2: Exploiting tournament system
I dont think this will be pacthed. But in FIFA 14 you would only get a gold pack for winning the tournament for the first time! In FIFA15 you will get a gold pack each time you win! Furthermore its pretty fun to play tournaments, and you dont have to spend money to get the thrill of opening packs! I mostly play tournaments. 😉 So playing tournaments (Assuming that you win it, will get you = 2.800 for playing 4 games + 2.000 for winning + gold pack (5.000) = 9.800 coins per hour! Assuming that 4 games takes around 1 hour.. 😉
No 3: Know when to buy an IF player (Make calculated risks)
In the beginning of FIFA15 i bought for example Miranda (IF). My thought was that only Sergio Ramos was better! Its actually still like that! So I bought him for 70k and sold him recently for 130k = around 50-55k profit on 1 player. 😉
Making calculated risks and understanding the market: An IF player is always very expensive when he enters the market! Assuming he is worth using in the future! So.. When TOTW is out each wednesday, dont buy the IF`s! If you want to try to invest and make profit on IF`s buy them monday or tuesday evening (A lot of the same player on the market, cheapest price!!) They rules in my head: Buy IF`s whos actually usable in the future! Like Lahm just came out (Bought him for 240k assuming that he will be more expensive in 3-4 weeks, I dont use him. Its only investments! Furthermore, this aint at all time consuming (more time to play the game!)
No 4: Getting better at fifa! OBVIOUS! Winning tournaments and getting up in higher divisions will earn you more coins!