How about we look at it this way - the average masero makes what, 36 pesos/day (which is what, about $3.50?). Now add to that that an average meal is probably about no more than 100 pesos (depending, maybe 150) and that's what, $8-$12? Your measly extra 10% or 15% is what, a $1 or $2? Cabbies...