Handy Dandy LiPo Voltage Tester

I picked one up here.

Be Kind to Your Balance Connectors and Use AB Clips!

Lets face it, balance connectors are not the best design. It's all but impossible to disconnect them without pulling on the actual wires. I picked up a set of these nifty AB clips here which protect the connector and give you a place to grip.

Adjusting Dual Rates & Expo on the Devo 8 Transmitter

Awesome dual rate walkthrough on the DEVO 8 transmitter