If you wish to continue using ActiveDonor after your trial expires you will be redirected to a page where you can subscribe.
Here you can only subscribe to the 500 donor plan and need to choose either a monthly billing option or an annual one, if you would like to change your donor plan you can request a change later on from your profile.
Choose which plan you want to start off with and click on the subscribe button. Next, you will be redirected to a page where you can enter your card details to start your subscription.
Follow the steps to enter your card details and then a monthly/annual debit order will be set up.