You may upgrade your subscription to another plan that provides a higher exchange limit.
How to upgrade subscription
Step 1: Log in to www.vi.app/login via browsers Google Chrome / Safari with your login credentials
Step 2: Go to the ”Subscription” Tab
Step 3: Under "Upgrade Plan", select your preferred plan and click "Upgrade". The prorated upgrade amount will be worked out based on your current plan's remaining subscription days
Step 4: Complete the information required on the payment page
Step 5: Click on "Subscribe Now" to proceed
Once completed, you may start to activate the additional exchanges you would like to look at.