Yes, $50 Bz for the day for a maid would be fair.

Yes, tipping tour guides is an accepted practice. If they refuse your tip it will be because they own the business. A basic rule of thumb for tipping is 10 - 15% depending on your satisfaction level. Plus you are most likely making up for the folks that don't think about tipping!

Health care is expensive here - comparitively speaking.

I had a terrible throat infection, affecting my ears and nose. Had to have antibiotic shots then pills. $300 Bz. And no, I am not paying Gringo prices.

A typical doctor visit with prescription will run around $100.

Mammograms are only $100 or so, but then you have to take a day off work and catch the boat or plane and pay for taxis etc - so again, its a lot of money to spend if you are only making $50 a day.

Dental checkups are around $50 - so long as you don't need work.

If you have 4 kids and you are paid $360 a week - and one of the kids gets sick - you're not going to be able to put a lot of food on the table.