Here are some websites Varsity Collectibles thinks every collector should be aware of:
Baseball America for complete in depth baseball coverage.
Beckett Media for hobby news, pricing and modern card grading.
Cardboard Connection for complete coverage of the hobby.
Cardboard Connection Radio for the best radio show about the hobby.
Collect in Texas for collecting in the Lone Star State.
Live Case Break for the best group breaks in the hobby.
National Sports Collectors Convention for news and information about the yearly convention.
PSA for vintage card grading.
Sports Card Magazine for hobby news and features.
TriStar Productions for hobby shows.
