In the following video, Motley Fool energy analyst Joel South discusses SandRidge Energy (NYSE: SD) and what investors should watch when the company announces fourth-quarter earnings next week. Chesapeake Energy's (CHKA.Q) fourth-quarter earnings report adds color to the hydrocarbon makeup of the Mississippian Lime; fortunately for SandRidge, heavy oil pockets were drilled in Woods County, Okla. With a large drilling inventory in this area, SandRidge could find heavy oil pockets in the near future, which will go a long way to helping fund future exploration.