It's rude to abuse someone's generosity.
Kathy needed money to pay a bill, and her friend Ronny gave her some, but now she is low on cash again.
Kathy wants to obtain some money.
Kathy does some odd jobs for extra money to pay her bills.
Kathy goes to Ronny asking for more money to pay bills.
Kathy gets her money and does not annoy her friend Ronny.
Ronny resents Kathy trying to get more money from him and refuses.