The problem with saving the snake, is that it gives them more business. They'll immediately replace it, and it just keeps going and going.
Collateral damage is inevitable and your one purchase just adds to the millions more.
Also, to the OP: WELCOME!
Bps are awesome pets, I'm sure you'll love them.
Have you ever considered adopting a rescue BP from the site, that way you'll be saving one that came from a bad home or was abandoned and won't be supporting a company who doesn't care for them properly and gets them from sources that are far from a healthy environment for the animals.