what is another way to say quid pro quo 
other idioms that have similar meanings to quid pro quo are i scratch your back you scratch mine this for that or tit for tat the bottom linequid pro quo is the act of doing something in exchange for something of equal value it is usually not a monetary agreement but typically one service for another most often it is a favor that is granted by one party with an expectation of an equal favor or service to be returned in the future it is used widely throughout business and politics 