Garland: I'd like to send this letter by cheap nolvadex At longer timescales, the grid contracts with generators toprovide a Short Term Operating Reserve (STOR). Participatinggenerators must be able to provide 3 megawatts (MW) or morewithin four hours of receiving an instruction, and be able tosustain this level of output for at least two hours, at leastthree times per week. In practice most STOR resources areavailable within 20 minutes or less.