Remember when you're doing this exercise to get a really good contraction in the glutes. (fitbodyhq.com)
When I hit the same muscle group two days in a row, I would always feel a much better contraction on the second day and get a better pump. (t-nation.com)
If you're doing cable crossovers, for best contractions cross your hands with one going over the other. (fitnessandpower.com)