Thank you diaoptions. In the case of the simulator i placed a market order. Lets say the bid was 0.92, ask 0.97, i've would get maybe less than 0.92 sellng the 90 options in real life?. If i would had placed a limit order, lets say 0.85, and bid was 0.92 and ask 0.97 for about 15 min. Same...