There is one obvious advantage:
Now that you've got...
Rent one bear, ...
You've seen it coming!
Buy now and get nothing for free!
Well, at least no free beer. Perhaps a bear, if you can afford it.
your bear, you have to admit it!
No, we aren't selling bears.
We could talk about renting one.
get two for three beer.
And now, for something completely different.