A good practice is to make use of the 10 or 12 font size and easy-to-read font type as Arial, Calibri, or Times New Roman.
N'ikpeazụ, ọ kachasị mma iji ihe ntinye 10 ma ọ bụ 12 ntụpọ na ederede dị mfe, dị ka Arial, Calibri, ma ọ bụ Times New Roman.