Children, animals, thus the material to be picked! I use it daily, I put on the road before you leave and when I return it is cleaned. It sucks well, and its use is very easy, no need to read the manual, simply be guided by its bright screen. The bin is easy to clean the filter a little less ... It has a bit more trouble along baseboards and we must ensure that the roller is not blocked by hair. Furthermore he does not like changes in arrangement of furniture, but it is (sometimes found jammed in unlikely positions).