computer equipment in your home. chris clackum shows us how to use wi-fi to its full capacity. >> i rent now. but i need to purchase one. >> reporter: picking out the right wi-fi router for your home is hard enough. picking the right spot to put it can be hard too. there are a lot of things to keep at a distance from your router. >> things like lead pipes, glass, mirrors. >> reporter: a best buy geek squad manager says that's why you don't want to set up your router anywhere near the wall of a bathroom. >> you don't want to set it up too close to your microwave, either. these can also interfere with your wi-fi signal. and avoid putting it close to other wireless devices, like printers, key boards and cell phones. >> really the center of your house is going to get you the best performance out of your wireless signal. >> reporter: that means putting it on something tall on the first floor, something short, close to the floor on the second. and to boost your wi-fi signal, upgrade the antennas.