Digital Resources

Adobe PhotoShop Support
DP Review
Journey Ed
Nash Editions
Red River Paper
Wilhelm Imaging Research
Worth 1000

Digital Retouching

Dartmouth University: Research, Lecture Notes, Examples
Brian Dilg
Amy Dresser
Glenn Feron
Nason Art

Photoshop - Tutorials & Publications

Adobe Photoshop Help
1st Web Designer - 45 Photoshop Tutorials
Layers Magazine
Lynda.com
Noupe
Photoshop Creative
Smashing Apps
Tutorialized
Worth 1000

Typography

Fonts:
1001 Fonts
Da Font
Font Freak
High Fonts
Urban Fonts

Lists of resources for fonts:
101 Typography Resources for Web Designers
40 Excellent Free Fonts
Most Popular Free Fonts

Web Services

Most of these services are free to get started, some have premium services or fees associated with selling product.

Art Communities:
Deviant Art
Etsy
Saatchi

Blogs:
Blogger
Typepad
Word Press

Photo:
Flickr
Photo Bucket
Photo.net
Photo Shelter
Picasa
Shutterfly
Snapfish

Zenfolio
Social Networking:
Facebook
My Space
Twitter