Beckett.com
The authority on pricing hockey cards and collectibles.

Collecting Canadian Football
Fantastic blog about collecting CFL items from the man who literally wrote the book(s) on collecting CFL!

eBay
eBay has changed the way cards are bought and sold. Fully half of my collection comes from here.

Wayne's Sports Cards
Wayne's is one of the main card stores in Edmonton I have repeatedly gone back to, and has been here for decades. The staff have always helped me with my wants and their selection of wax, cards, memorabilia and supplies is outstanding.

Steve Rimbault
Steve is the ultimate authority on JOGO brand CFL cards. I picked up most of my JOGO's from him.

Sports Card Forum
One of my two favourite message boards. A lot of trades & sales are done here.

Hobby Insider
The other of my favourites. A great site with some solid traders

PSA - Professional Sports Authenticator
The ultimate grading and authenticating site for trading cards.

Ultra-Pro
Makers of pages, sleeves and cases.