You can access the parking spot from 3 entrances:

1-Take a right after 137 Peterborough St. into the back street (Private Alley 931), Take an immediate right down the alley way (private alley 932) and proceed to enter the first inner parking section right behind 133 Peterborough st.
2-Take a left down Private Alley 931 in front of the Star market parking lot that leads into the same Private Alley 932 behind Peterborough St. Take an immediate left into the alley way behind Peterborough st. Proceed to enter the first inner parking section (on your right) behind 133 Peterborough st.
3-Enter the Private Alley 932 from Kilmarnock St. Continue all the way down till the last inner parking spot on your left hand side, right behind 133 Peterborough St.

Exit is the same as you came in!