Aset of written directions that tell a bank how to use money to pay someone is called a

A check is a set of written direction which tells a financial institution or a bank how to use the money for paying someone. That someone is the person who the issuer of check owes the money. The issuer of the check will be the one who is responsible in paying the financial institution or the bank with the amount of money stated on the check. The check also serves as good as cash or it can also be a post cash payment to someone. It can also be served as a collateral to someone's liability. 

Do you have more info about it ? i doubt this is the answer because i don't have all the information but if trouble was brewing in a clinic maybe it was an argument as to which clinic was better or smth of that nature