The invention provides solar panel systems, which may be applied to surfaces such as residential rooftops. The invention also provides methods of installing solar panel systems. A solar panel system may comprise one or more module, which may comprise one or more solar panels and a rack. A solar panel may comprise a polymer, and may not comprise glass or a metal frame. The rack may include three footings and a plurality of adjustable fasteners that may enable the module to reside on an uneven surface. The rack may also include integrated electronic components and a microinverter. A module may yield a desired power output, and may generate performance monitoring data.
