[header] How to tell what someone is like from their handwriting [title] Look at the size of the letters. [step] This is the first, and most basic, observation you can make about someone's handwriting. To determine what size the handwriting would be classified, visualize the paper you might have learned to write on as children. 
It is lined paper, with faint mid-lines down the center of each line. Small letters would fall below the midline, average letters hit the midline, and large letters take up the entire line.