I believe the answer is either...or.
Dear mom ive been doing well in all the stuff you ask me to do and stuff i know to do and i would like to know if i would be allowed to invite said friend along on the vacation please think about this
sincerely:your name
If you receive a 1 on the ideas and content rubric, it may mean that : the severity and the frequency of errors are so overwhelming that the readers find it difficult to focus on the message. You might want to try a little bit harder if you only receive a 1.
hope this helps