Avis - Car rental in Halifax , NS Canada

I have been checking out what Avis is offereing re car rental 5-days from
(500 mi per airport rental) Halifax airport in Niva Scitia, Canada and wondering if anyone is finding any better deal with them or another car rental company with any other air partner. thanks

Check Aeroplans home page as its now 500 AP plus abonus of 500 AP