A custom made inkjet calendar is a great way to share your images with clients, friends, and potential customers. The cost is suprisingly low and compares with what you'd pay for a high quality store bought calendar.
Papers for Calendar Printing
Resources for calendar design
For 2016 Red River Paper is giving away a set of actions for Photoshop and Photoshop Elements.
How to Bind Your Calendars
We usually take calendars to Office Depot, Fedex Office, and the like for spiral binding service. Costs range from $4 to $7 per calendar depending on your choice of backing and cover.
You can also buy a personal comb binding or coil binding machine like these: