Uh, one doesn’t even know where to start, there being so many instances of them screwing their customers over.
Other people will provide more in depth and exhaustive answers i am sure so i will limit myself to the sports series.
Them seeling small updates as essentially new games at full price, then abandoning them as soon as the next one is out. Also them not being in the least receptive of customer feedback and only doing their thing with the yearly release schedule.