The business card design itself must present both your contact information and brand elements on a very small space. So it is best to keep the design clean and organized. This can be achieved by making sure there is negative space on the card. Negative space allows your eyes to rest and focused your attention on what’s most important. Selecting appropriate fonts and font sizes is also important because it impacts the legibility. It’s best to select a font that is still legible at a small size—a classic serif or sans serif font would be your best bet. Lastly, you want to organize the content (information and branding elements) so that it’s user-friendly and visually appealing