The evaluation ends on a positive note. Assign a letter grade. The following criteria are used by colleges when assigning a grade to the paper. Papers are evaluated for content and organization, as well as for grammar and mechanics. Most college professors assign a failure to any paper with three major errors in grammar.
Some colleges are even stricter regarding grammar.
The space between the lines allows you to place your comments near the student's idea that needs attention. Always have the student rewrite the paper. Students need to learn that the first written product is always a rough draft.