Ask the librarian if you can leave some bookmarks there for people to pick up. Or if he can give one of your bookmarks to anyone who takes a borrowed book.

Inevitably, readers of those books will see it and surely many of them, if only out of curiosity, will enter your website or visit your physical store and will be interested in your services or articles.

12. Advertise in mailboxes

This last promotion strategy is the most traditional and best known to all.

It consists of creating some brochures or advertisements announcing your business, and putting these papers in the mailboxes of the houses near your establishment.