(section: 2 / paragraph: a / line: 1)
Yes, these symbols are allowed as long as they fit within the context of the written description.
(section: 2 / paragraph: b / line: 4)
Yes, this year's rules allow these types of abbreviations without defining them.
(section: 2 / paragraph: b. / line: 4-7)
Yes, these are all acceptable with the new rules this year as long as they fit within the context of the written description.
(section: 3 / paragraph: d / line: 1)
Written descriptions that contain drawings and diagrams will be ranked in Tier 2. (This is based on rule 3.d.) If the drawing depicts the model, team will be eliminated.
(section: 3d / line: 1-2)
No it would not be considered a penalty. Students are allowed to use letters that fit within the context of the written description.
(section: not su / line: not su)
If a student continues writing after time has been called the event supervisor does have the authority to assess penalty points based on the level of infraction and total points (see General Rules - 1st paragraph). The team should not be Tiered or Disqualified from the event for continuing to write after time is called unless the student displays unsportsmanlike conduct. The event supervisor could also delete/cross out all of the words written by the student after time was called.