You can contact the Guest Observer Office at email@example.com for advice and information on:
- the Kepler or K2 missions;
- instrument characteristics;
- data and calibration issues;
- data analysis software.
The FAQ archives at MAST for Kepler and K2 answer many questions about the missions as well as how to retrieve and analyze the data. The FAQ archives on the original Kepler/K2 website can be accessed here for Kepler and here for K2.