Marcy,
We use the David Lively(Northwestern) system . It's a weighted point system. At 100% of each metric goal they get:
MG Closes - 44 pts
MG Asks - 25 pts
Dollars - 18 pts
Qualification Visits - 8 pts
Personal Visits - 5 pts
They get points from 1 - 200% of each metric goal.