As a frequent visitor to CO, I thinking renting the wide powder boards "all depends" on location, etc. And a bit on local knowledge and logistics. I luckily have family to borrow from one of two big inventories. But I know a lot of folks who do exactly what Ron suggests....
I don't think the OP is wrong to be considering the Patron. My advice would be to try a 185cm Enforcer 100 before making a purchase, based on how he's describing his situation, though.
Trying to make it simple, without an endless search, have a hunch it could be a winner.
Yep yep yep, to all of this.