No charge for the second side.
Matte finish with rounded corners.
Design consistency.
Custom logo integration.
Cheap event tickets.
Vertical layouts.
Custom realtor cards.
Roofing cards.
Glossy or Matte Business Cards
While the size hasn't changed, business cards come with a lot of options these days. Rounded corners; thick, thicker and thickest stocks all the way up to plastic; and all kinds of coatings.