Actually, plugging a sim into a 3rd party phone (not from a carrier store) usually gets you network access... No modifications required! Because, you see, that's what Unlocked is... SIM cards aren't locked down, but rather the cell phones themselves at the Carrier's request

Basic math and knowledge of ratios tells us that 1 in 6 (1:6 or 1/6) is actually 16.6666....%

You don't like 15-20%, but you like 1 in 6?

Now all we need to do is send feedback every 7.5 seconds!

Even better, now IT workers can take (virtualized) servers with them when you fire them!