Good idea? Bad Idea? Leave a sign at the door for delivery people with instructions how to collect their tip in Bitcoin Cash.

If this is a good idea, imagine the influence if we ALL did this.

Now, what should the sign say? What should the interface be?

It can be something as straight forward as:

1) download the wallet, email me with an address, I will tip you $5

to...

2) here is a QR code with preloaded $5 of BCH, download wallet to claim it

or

Something else?