Dreams involving driving often symbolize the direction and control in one's life, while car accidents can represent feelings of chaos or a lack of control over certain situations. In your friend's dream, the frequent driving and car accidents may reflect her emotional state during her breakup, suggesting she feels as though her life is somewhat out of control or that she is navigating through turbulent times.

The act of sharing car information could symbolize her need for support and connection with others, especially during challenging moments. It could also indicate a desire for transparency and honesty in her relationships.

The girls' night out suggests a longing for camaraderie and a need to escape from her current stressors, highlighting the importance of friendship and enjoyment in coping with difficult emotions. The parking scenarios may symbolize the need to find a place or situation where she feels comfortable and secure amidst the chaos.

Chewing gum in dreams can represent a desire to relieve stress or anxiety, as well as the need to express oneself or communicate. The specific gum that you noted—especially the double piece—might indicate that she is seeking extra comfort or support during this time.

Overall, this dream could be a reflection of your friend's current emotional journey, highlighting her need for connection, support, and a sense of control as she navigates through the aftermath of her breakup. Encouraging her to lean on her friends and engage in enjoyable activities may help her process her feelings more effectively.