How do these guys do this? A mobile hotspot for $20 with free high-speed Wi-Fi

[iMore.com]

At first, dedicated mobile hotspots may not seem like something most smartphone owners have a particular need to invest in. After all, so many businesses offer Wi-Fi and your phone can act as a hotspot in a pinch. However, there's still a compelling case to be made for a dedicated hotspot device and plan, especially when data for them can be ridiculously cheap or free with the right provider. In most cases you need to save your phone's battery for the rest of your day, not to mention spare your mobile monthly data bucket. Whether you need to keep a high speed online connection on your laptop, tablet, smartphone, or all of the above, there's certainly a time and a place for a mobile hotspot, and we may have found the best deal yet.

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