Buying the VIP ranks gets you :

/atc  (turn on auto tree shop (chops down the entire tree by breaking a single log)

/kit vip

4 homes

/feed

/hat

/back

/back (on death to go and collect your items back)

/echest

/invsee

/ptime

/pweather

/nick (No color)

/near (To find people around you)