Sounds like a good idea, especially the at-your-fingertips part. If tipping is complicated, far fewer folks will follow through.
I don't know if this has been discussed before: all I can say is, I haven't seen it yet.
Sounds like a good idea, especially the at-your-fingertips part. If tipping is complicated, far fewer folks will follow through.
I don't know if this has been discussed before: all I can say is, I haven't seen it yet.