$2$Wheels is a cycling store that has a large, loyal customer base and a small but significant number of $$low$-$profit$$ occasional customers. Which of the following policies can $2$Wheels adopt to make the low$-$profit customers more profitable?

Group of answer choices

Have a minimum purchase requirement for free delivery.

Offer a discount to customers for trading in their older model and upgrading to a newer model.

Start a club for its regular customers, organizing cycling events and parties for them.

Send birthday greetings to its best customers and give them discounts on merchandise.

Encourage customers to send in their suggestions for product improvement.