Customization possibilities for poster calendars are endless. You can pick your own color scheme, upload photos, and images, use lettering or indie fonts, add frame imitation, configure month blocks as you wish, choose a size that suits your needs and you will get your own, unique design for a poster calendar. The size of poster calendars makes them a great promotional gift for your clients, and employees, they would be happy to get them because it is practical and you would be happy to give it to them and promote your services. Pick size and alignment in a calculator, then go to an editor and choose a pre-made template or upload your own design.