Pick Up at Store Checkout extension provides a separate checkout section for customer who want to pick up their purchased item(s) from the store.
This section has just 4 fields to be filled, i.e. Name, Last Name, Email and Phone Number.
Which will send an order e-mail to the store owner and the customer will receive an order number.
Payment for the order placed will be done by the customer directly in the shop when he will pickup the ordered product(s).