subscription=xx - the link above will take the patron directly to a Season Subscription. The "xx" represents the unique subscription number for that subscription package value as it is defined by Theatre Manager. To find the subscription number:
Click Patron Sales >> Season Reservations >> Setup Season Packages.
Click the button to populate the list.
Location the subscription number for each package.
The Subscription number is in the far left column labeled Seq #. It can be used to replace the "xx" in the link above.
tmsource=yyyyyy (optional) where yyyyyy is a tracking code that is placed on any cart for tracking the source of the referral.