Bonuses aren’t paid out of your existing escrow balance.
To pay more than your escrow deposit when you approve a milestone
- Select the contract from Jobs › My Jobs and click Review & Pay
- Choose Approve & Pay
- Select the Add a bonus checkbox and enter an amount
- Click Send Payment
To give a bonus not attached to a milestone
- Go to Jobs › All Contracts to locate the freelancer
- Select Give Bonus from the (...) options menu
- Fill out the form and click Make Payment
