yes many people follow that method:)
I want to give you a few links that i think are very helpful from very knowledgeable person about cycling. You always can find some helpful information even if you know what you doing...And i think some people don't realized that you need to clean the filter media, walls, vacuum the gravel etc....
First link about fish in cycle, second link about water changes, third link about fishless cycle http://www.bettafish.com/showthread.php?t=107771
third link- Will ask you for password and user name put the same as you using for this forum. http://www.tropicalfishkeeping.com/b...-guide-111960/
Do you have him now in the 3 gall tank? And you trying to cycle 16 gall? Let me know if link don't work, but it should work.