If you turn in your family business for it's horrible treatment to animals, the family will be fine. They will continue to eat and drink and sleep and be comfortable. If you don't, the animals will continue to be mistreated, underfed, abused for what reason? It takes a sick minded person to...
I appreciate that you needed to vent, however, your statement is very confusing. What is a chicken shop? Who are "they" that are abusing the birds? Your brother? What is charging them? Shocking them? If your brother "got off" on this abuse you definitely do not want to go into business...