It’s very important to do your own research to understand the business focus of the company you are considering, as well as tax advantages (and possible disadvantages) if the company is a limited partnership. For example, Seadrill Ltd. SDRL, -1.72% provides offshore-drilling services worldwide. Seadrill Partners LLC SDLP, -3.22% operates offshore-drilling rigs under specific contracts with several major oil companies, including Exxon Mobil Corp. XOM, +0.17% and Chevron Corp. CVX, -0.43%
Fixed-rate, long-term (contract) plans provide stability in electricity rates. If market energy costs suddenly trend upward where you live, you can rest assured that you won’t have to pay more out of pocket. However, if you want to switch to a different, lower-cost plan before the end of the contract term, you’ll likely have to pay a cancellation or early termination fee.