### Clue: I'm up to top of my potential? (7)
### Answer: OPTIMUM 
 ### Explanation: Definition: top of my potential
  **Anagram of**(potential?) [I'M UP TO] + M(initial letter of,top of, in a down clue "my"). 
Answer: The best,top that could be achieved,potential.  A WIWD (wordplay intertwined with definition) clue.