It's expected that you will support your friends' businesses.
Frank's friend Louis has worked very hard and recently opened a pizzeria that he is very proud of.
Frank wants to order pizza for a party.
Frank orders pizzas from Louis's new restaurant for his party.
Frank orders pizzas from a large national chain for his party.
Louis's pizza gets good worth of mouth reviews from partygoers and more people start coming to his restaurants.
Louis is hurt that Frank did not give his restaurant a chance and becomes distant from Frank.