You can do this within Buildxact itself.
Note: We are currently phasing in the auto renewal of annual plans.
Under "My Account" - "Subscription" you’ll be able to see if your annual account is set to auto renew. If so, there will be a cancel button.
Any questions call Support on 1800 965 597
Our refund policy can be found here: https://www.buildxact.com.au/wp-content/uploads/Terms-of-Service.pdf