First, I actually think that you got it wrong, they do not usually say that 4.5 GBP, they show it based on pips, so, you should look more carefully. then if we assume that for 1 lot you pay 4.5GBP spread, for a 0.1 lot, it will be 0.45 GBP, and for a 0.01 lot it would be 0.045 GBP. I think you...