For those President's Club selling on eBay are basically free to obtain.

Note that President’s Club status will be confirmed within 5-10 working days of signing up to Avis Preferred.

Existing Avis Preferred customers should complete this form to upgrade your account to Avis President’s Club status. (US & Cadadian members are excluded from this promo.)

Offer page https://www.mastercard.com.ge/en-ge/personal/offers-and-promotions/avis-35.html