Owners Choice should be the way to go with a BMW PHEV in Texas, but I believe the minimum term is 30 months so depends what constraints you have. I don’t know whether there is any restrictions with Owners Choice and ex-demos or loaners, I’d be interested to know.
Have a read of some of the posts on this thread, I mocked up an example deal on a brand-new 330e: Noob Questions.. why california lease so cheaper than other state?