Sorry for my english.
I want that when a user signup, for create a new blog or juste have account, he is included to in a default blog.
I have my site whith this blogs and page
subdomain blogs for users
subdomain blog for communauty, and i want tjat all new user can create post in this blog.
How can i do that, i look some fil like rstration.phpp or wp-signup.php but i don't see where i can do it.