First you need to understand what wireless communication is. This is the ability to have your computer or mobile phone connected to the internet without the need to use wires. This is a relatively new way that is yet to be fully explored.
You will need to have compatible devices to access this. You need to acquire devices that will enable you to use wireless technology. This is especially if you are using PCs that are immobile. If you are using your mobile device, all you need is to get a network provider to do give you the setting s and you are good to go. If you are using a laptop, you will need a modem if it cannot access the network on its own. There are laptops that have an inbuilt ability to connect to Wi-Fi technology.
Perhaps you may be asking what Wi-Fi is. This is the communication protocol used to access local area networks. This is a method with growing popularity all over the world. It can be accessed in homes as well as businesses. There are also provisions to access this through public networks.
Through the wireless network communication, you are in a good position to access all that you need without the need to look for wired connections.