<p>The costs of residential wind and solar energy installations are decreasing, and electricity customers around the country are excited about the possibility of pushing power back into the grid.</p><p>The promise of net metering includes tax incentives and credits that shrink electricity bills. But solar users aren't getting credit for all the electricity they're generating because of Oklahoma's utility rules, which are stricter those in surrounding states, The Oklahoman's Paul Monies reports:</p><p>Oklahoma doesn't allow customers to carry forward credits for excess power for more than one month. That's more limited than OG&E customers receive in Arkansas, which allows credits for what's called net metering up to one year.</p><p>"I watched those credits build up through winter," Enid resident Kyle Clark tells the paper. "I know it sounds cheap, but it's the principle of the thing."</p><p><a href="http://kosu.org/2013/04/oklahomas-strict-rules-eclipse-renewable-energy-promise-solar-users-say/">Keep reading...</a></p>