What is the answer to the Up to, in brief clue?

Here is the crossword answer you are looking for!

 

After looking around and researching on google and bing, here is what I found. Based on all the information I gathered about the "Up to, in brief" crossword clue, I came up with the correct 3 letter answer. 

 

Search below for more crossword puzzle answers and solutions!  - TIL                            By Scott Nameth