EvilKimEvil wrote:
1) Constantly craving attention in any form
2) Expressing emotions in order to get attention
These two are actually more diagnostic of histrionic personality disorder, but people with borderline personality disorder do typically have affective dysregulation (high negative affect and difficulty controlling their emotions).
EvilKimEvil wrote:
3) Impulsivity
4) Intense fear of abandonment
5) Fear of being alone, need for constant companionship
6) Self-harm, often with the goal of getting attention
These three are quite diagnostic of BPD, but you're forgetting the identity instability criterion.
EvilKimEvil wrote:
7) Addiction or substance abuse
This applies to the Cluster B personality disorders in general.