Credibility of Social Networking Sites

1. Members-users

1.1. Social Class

1.2. Gender

1.3. Age group

1.4. "Focus" -interests and activities

1.4.1. Social

1.4.2. Psychological

1.4.3. Legal

1.4.4. Physical

2. History of social networking sites

3. Strengths and weaknesses

4. Types of social networking sites

4.1. Facebook

4.1.1. Pictures

4.1.2. Applications

4.2. Friendster

4.2.1. Network

4.3. Multiply

4.3.1. Pictures

5. Positive and Negative effects

6. Terms of Agreement

6.1. Safety precautions

6.1.1. Privacy

6.1.2. Disciplinary measures & sanctions

7. Network measures

7.1. Reachability

7.2. Centrality

7.3. Size

7.4. Composition

7.5. Density

7.6. Betweenness