Run competitions by month. Run competitions by department. Measure efficiency. Keep score. Celebrate the wins. Get more referrals!
See where your company get the most referrals when you run a competition. Use the to double-down on what's working or change the focus of referrals contests to help out specific areas where you might be having trouble hiring.
It's not just about who's making the most referrals, it's about who referring great people that progress to later stages. See your top referrers based on conversion rates, and reward quality alongside quantity.