I let workman use my one loo. I think it would be very awkward saying no. Most people would flush and wash their hands, I can't believe the CD didn't flush!
I would just give it a good clean afterwards.
Personally I think you're very generous giving lunch money. They should be politely declining your offer. I always offer tea/coffee and biscuits/cake.
The land is dry, and the people are ...stupid?

We'd scrubbed the bathroom thoroughly and ..............well suffice to say I wasn't happy 
