Summary

This solution will teach you how to change your advertising budget for a managed campaign on leads.refindly.com. 

Solution

The managed campaigns can be accessed from the Account -> Subscription section of the site. From here, click the "Edit Subscriptions" button at the bottom of the page.

New options now appear for the campaigns.

From here, you may use the plus and minus buttons to adjust the advertising budget at increments of $100.

If you wish to remove any campaigns you may click the "Remove" link to the right of any campaign.