Ever since phones and other things came out and all that great things and changes every thing forever. People have been deeply affected on people. On the benefit side of flash mobs is that it is just for fun. In London flash mobs happen almost all the time. Now people communicate with hundreds of people and they talk about all most every thing but one thing is flash mobs. Also a flash mob is a little or big group of people that dance at one time all together. Also some flash mobs happen every were. But there is one more kind of flash mob. A nother kind of flash mob is were people all go insiad a place and robbe. Also people use flash mobs for criminal purposes. A flash mob can be a lot of people dancing or a criminal purposes. And that is a flash mob.
