Serifed fonts have extra decorations on the ends of the letters that can impact on their readability both on-screen and when printed at small sizes. For this reason we recommend the use of sans-serif fonts. Examples of readable sans-serif fonts are given below.
Cursive and Decorative Fonts
Complicated, cursive, compressed and decorative fonts like the ones below are much less easy to read and should be avoided.
Techniques and References
Using Word Styles (Accessible Content)