Standard&Poor's Ratings Services assigned its 'AA' rating to Pembroke, Mass.' series 2015 general obligation (GO) municipal purpose bonds and affirmed its 'AA' rating on the town's existing GO debt. The outlook on both ratings is stable. The town's full-faith-and-credit pledge, including an agreement to levy ad valorem property taxes subject to limitations imposed by Proposition 2-1/2, secures the series 2015 GO bonds. Officials intend to use series 2015 bond proceeds to fund various capital projects. The rating reflects our opinion of the following factors for the town, specifically its: Very strong economy, which benefits from participation in the broad and diverse Boston metropolitan statistical area (MSA); Strong budgetary flexibility with fiscal 2014 audited reserves at 8% of general