Serif Fonts 

Serif is a small line or stroke regularly attached to the end of a larger stroke in a letter. Because of their classic look, they're a good choice for more traditional projects. They're also common in print publications, like magazines , newspapers and pull up banner.

Sans Serif Fonts 

Sans serif fonts, unlike serif fonts don't have that extra stroke, hence the name, which is French for without serif. This style is considered more clean and modern than serif fonts. Also, it tends to be easier to read on computer screens, including smartphones and tablets.

Display Fonts 

A display typeface is a typeface that is intended for use at large sizes for headings, rather than for extended passages of body text, they come in many different styles, like script, blackletter, all caps, and just plain fancy.

Because of their decorative nature, display fonts are best for small amounts of text, like titles and headers and more graphic-heavy designs. 

Choosing a Font 

In a way, fonts have their own language. They all have something to say beyond the words on the page. They can come across as casual or neutral, exotic or graphic. That's why it's important to think about your message, then choose a font that fits.