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If you heat the sides and top, releasing the adhesive, you can peel the broken glass front panel up from the body and with a little force the bottom comes loose. This avoids working around and damaging the Wi-Fi Antennae.
After unplugging the battery place a guitar pick in-between the two connections.
While continuing to work on the iPad you may inadvertently cause the two connections to touch.
Heating the glue with a hair dryer or heat gun helps or you can buy very thin double faced tape.
Putting the iPad back together: While plugging the LCD Connector back in, take your time finding the socket on the logic board. Do no use pressure until you are certain it is seated properly. Trust me, if you take your time you will know its seated correctly.
I found it easiest to start at the bottom (hard drive side) of the speaker.