A shop that offers gift wrapping at no extra cost is offering promotional strategy.
Promotion strategies are known to be things or services that often influence or stimulate demand for a firm's goods or services.
Note that Promotional strategy is set up so as to inform, persuade, or remind target audiences about a specific products The act of spending money towards free gift wrapping will bring more customers to them.
Learn more about promotional strategy from
https://brainly.com/question/24967768