Exactly. In our OD we start off with base AA sliders and then jack them up a bit. We've been increasing the cpu block ratings each year but this is the general method no matter what the settings are. I don't think it's too big of a secret, you just have to get a feel for how your stick movements affect the interaction with the OL in each situation. It's far from a sure thing that you'll get a lot of sacks this way, a lot of the times I'll have games where I don't get any sacks, then have one where I get 8, with several from DT's.