Many years ago you were sure to see a canister vacuum cleaner when you visited a family member’s house. They were the machines that handled the heavy workloads, but most were big and hard to move around. This is no longer the case as they have advanced along with just about every other type of vacuum cleaners. They are much lighter and can freely move from room to room with little effort. The cord length has also gone up greatly to allow you to reach every corner of a typical room without switching plugs. This was a common problem with vacuums of years past. The companies listened to the consumers and made the right improvements, just like in any successful industry. Vacuum cleaners have evolved into very easy to use and maintain machines that do not cost an arm and a leg. They continue to be the main weapon against a dirty household.