Here are a few sites that you may find of interest.

Below are some yahoo groups that are great for connecting with other groomers around the country.

Click here to join groompics-tnt
Click to join groompics-tnt

Click here to join Groom_TNT
Click to join Groom_TNT

Click here to join GroomNet_TNT
Click to join GroomNet_TNT

Click here to join dog-grooming
Click to join dog-grooming

Click here to join 0-Dog-Grooming-Tips
Click to join 0-Dog-Grooming-Tips

Here are some supply sites as well as educational sites

National Grooming Associations