Modern, Internet-using people often want convenient, wireless Internet access while traveling. Most modern hotels in the USA provide some kind of Internet access: some provide WiFi in their lobby areas, some provide WiFi in the individual rooms, and some provide wired Ethernet access. If you find yourself in a hotel room or conference room with wired Ethernet, you can use a "Travel Router" to convert that to WiFi. This subject is covered in our free, low-resolution movie entitled "The Easiest Wireless LAN".
A high-resolution version can be purchased here:
The Easiest Wireless LAN