From City Life RPG 3
There are many Post Office's all over the island, use your scroll-wheel to acces the options shown below while looking at the counter.
|Post Office Options|
|Delivery Job||If you select this, you will have to deliver a package to a random Delivery Point on the island. You will get some cash for it. See also: Delivery Driver.|
|Message System||If you select this you can send and receive post messages.|
|Lotto||Play the Lottery and win prices.|
Post Office Message System