Discussing life and criticizing people aka gossips. They can be pretty bad for you in the long term. Avoid doing gossips about someone's life - good or bad. Avoid gossips of money earned or spent by someone. When you make a habit of avoiding the gossips, you get habit of less drama. More you choose to have less drama, the better for you in the long term. Your mental state and the positive vibes will thank you for the same.