Let's make a business card in Photoshop in consonance with the world accepted standard
The standard size for the business card is 3.5*2 in inches. The output should be delivered to the print in the TIFF format that is lightweight, compatible with any image viewing software too.
You can send your customer a sample of your business card placing it to the 3D mockup file ..We'll bring you a separate video on using 3D mockup files.