Long-term if you run it every day, housing becomes cleaner. Every day a whole pile of wool, which without this vacuum cleaner would roll on the floor in anticipation of the next cleaning. Has pros: Good for removing dog hair and dust. Quieter than a conventional vacuum cleaner. Easy to clean vacuum cleaner and dust box. Cons below: Sometimes it gets stuck somewhere and can get stuck, but this is not something that interferes with everyday use.