Please explain terms like "low or high match," "low or high target," "reach" etc

There are 0% chances. Examples:

  • School has no merit scholarships. School's list price is too expensive for the student. Student has wealthy parents who will not pay, or will not cooperate with financial aid forms.
  • Student does not meet a hard minimum requirement either in high school course work or grades/scores. An example would be students wanting to attend a CA or SD public school as frosh but do not have an art class or accepted equivalent in their high school record.