http://sweepstakes.petsmart.com
Grand Prize: A 4 day/3 night trip for 2 (you get to choose but you are restricted to somewhere within Canada or the 48 states i.e. Hawaii and Alaska are not included). Airfare for 2, car rental for 4 days, hotel accommodation for 3 nights, and $1,000 USD in spending money. The maximum that they will spend in total is $3028 USD. Also as part of this (an extra on top of the trip) you are given 3 nights at a Pets Hotel for up to 2 pets. If one is not found near you then they will issue you a cheque for $222 to fund the care of your pet when you are away.
100 prizes of a $50 petsmart GC and a $50 voucher for a restaurant ($100 each prize)
200 petgrooming prizes
300 prizes that consist of a $10 petsmart GC
There are various ways to enter. You can register for a Petsmart card, if you have a Petsmart card you just need to add your email into your personal info and you are entered or you can do a handwritten entry (see rules)
good luck