1. .

2.

?

.

3.

. , ,

( )

()

( )

4.

Role autoassign

Content profile ( )

5.

image, CCK + FileField + ImageField + ImageCache ( )

Node reference + Views

6.

Twitter like module microblog

Facebook like statuses facebook_status

guestbook

privatemsg

user_relationships

user_visits

7.