Examples of Quid pro quo
The popular Latin phrase or expression "Quid pro quo" is so familiar that it has become part of our own, everyday, English language. The meaning of the expression is "Something for something".
Examples of this common phrase are:
"I'll cook the dinner,
if you take me shopping. Quid pro quo!"
"What is the quid pro quo for my entering into this deal?"
"We had no cash so we had a Quid pro quo agreement that he would undertake the research
and I would provide the goods."