Town rank rewards:

Attain the indicated town rank to be able to earn the item.

Crowbar                  - One star.
Saw                      - Two stars.
Pick Axe                 - Three stars.
Blow Torch               - Four stars.
Town Monument Blueprint  - Five stars.


Uber-Sims:

Attain 100% of the indicated interest in your town to unlock the corresponding
Sim.
A message stating that a special guest will be waiting for you in the hotel will
appear. Go there the next day to find that person.

Amazing Daryl    - 100% Fun.
Chancellor Ikara - 100% Tasty.
Hopper           - 100% Cute.
Mel              - 100% Spooky.
Samurai Bob      - 100% Studious.
Star             - 100% Geeky.