Answer: Both were created in order to boost sales.
Step-by-step explanation:
The franksgiving arises as an action carried out by Franklin Roosevelt, where he moved Thanksgiving a week earlier to boost sales. Black Friday is a day that opens the Christmas shopping season, where sales are present in retail stores and warehouses.
Both are similar in that discounts are made in order to encourage the customer to buy things that they once wanted but could not because of the price. People also take advantage of buying things wholesale in order to take advantage of it.