Hi there Cory,
I would get el Capitan from Apple, except that to my knowledge they no longer provide it. If you know otherwise I'd be happy to be educated on that.
Nearest Apple Store 2 hours away. Not really interested in dragging an iMac anywhere, waiting in line etc.
Definitely not interested in Sierra, or any other new OS from Apple. These articles might help explain why...
http://talkingpointsmemo.com/edblog/...ith-osx-sierra
And this...
http://osxdaily.com/2016/09/24/troub...erra-problems/
The problem arose because I purchased this Mac from MacOfAllTrades, and they sent it with the wrong OS. Then they sent a flash drive to try to fix their mistake, and the flash drive contained no installer. So....
As far as I know I really don't have any other choice but to buy the final version of El Capitan on Amazon. I'm happy to be corrected if you should have info that I don't.