Maryfi will let you turn your own laptop into a Wi-Fi hotspot.
What is Marify
Marify is a free and easy to use router for your Windows7 pc. Which enables users to wirelessly share any internet connection. Which includes a cable modem, cellular card, even other Wi-Fi networks. Once the connection is shared all other Wi-Fi enabled devices can join in for free to use the internet. Devices including including laptops, smart phones, music players, and gaming systems. Passwords are kept safe by password-protected WPA2 Encryption.
This solves the problem of people travelling from office together for a conference etc. Instead of paying for each person's pc connectivity, Marify will take care of it and connect all the laptops to a single source.
You can also run Marify in an offline mode. This ensure that if some folders on your system need to be accessed at any time, it would be available.
This software based Wi-Fi router will help you save time and money and that is most important. So the next time you are your buddies need to use Wi-Fi hotspots in Airports, Hotels and Coffee Shops, ensure you have Marify to create your own wi-Fi hotspots and let your pals use the same connection without having to pay extra.