I run 3:
Pamela's Kitchen (recipe site)
Pink Paw Prints (pet parent site)
Rag Tag Sigs (solo sig maker for the site)
I am a member of Yorkifriends and Yorkie Fjeddys
and 4 Our Kids (parents with kids who have disabilities but I do their art work and am friends with the moderator) and Deals R Us (coupon/freebie site)