If the person doesn t know which one to get, it is best to bring a sample in to the store. If there aren t any left at home, getting the model number of the vacuum cleaner and asking the sales clerk for help is the next best option. If the individual knows that this has to be replaced every 3 months, perhaps it is best to buy it in sets or in a pack so the customer does not have to make frequent trips to the store should this run out again. For cars, both the portable vacuum cleaners and the upright units are at your disposal. The portable ones can be very convenient. These are good for both dry and wet operations. The rechargeable battery is also a plus especially with some portable models that can be charged using the cigarette lighter of your car. Without seeing the physical appearance of a bagless vacuum cleaner, it will make you think: if the vacuum cleaner has no bag, where do the dusts go? There is no mystery with bagless vacuum cleaners. There is a chamber that collects dusts in the body of the bagless vacuum cleaner and special filters to sieve dirt in the end part of the cylinder. Panasonic vacuum cleaners serve simple needs of households and maintenance of commercial places up to the heavy duty cleaning of industries. It never failed to answer consumer needs because of its specialty in technical implementation of electronics with mechanical devices. They are not limited to audio tquipments, but they also made competetive breakgthrough with home appliance production. Since the price of one unit is more than how much a person may earn in a month or year, people have to think about its mileage per gallon and other details before deciding to get it. The same thing goes when buying a vacuum cleaner. It may not be as expensive as a car but people who work hard for the money want to reap its benefits for many years before deciding to get another one. People should also not count the British out. Dyson is one company that is new in the market but is already making waves. The vacuum cleaner produced by this firm doesn t require filter bags since dust that is sucked in comes out as fresh air. There is always gold at the end of the Rainbow and this company can give the customer that with the unique filtration system in each of its vacuum cleaners.