We all have to be friends. And the effect of bad friends that we will lose learning, waste time and the relationship between the family down. First of all, lose learning. Friendship is not good, we don't care to learn. For example not attended because lazy, don't want to attend school. And a failing grade because it does not intend to read the book. Another efface of waste time is Let the other day over time. For example go to travel in time on learn. And learning does not end as a friend. Finally, the relationship between the family down because not obedience person in the family. And there was a quarrel in the family. To summarize, the effect of bad friends has many negative effects on live of we