Customer information; Electricity use information (utility, rate schedule starting, rate schedule ending, monthly use, time-of-use profile, demand, efficiency and site use changes, expected rate escalation); location (for NREL insolation); expected inflation in maintenance costs; site conditions (shading upload from Solmetric, Solar Pathfinder, or Precigeo; orientation; tilt; dust and dirt loss factors; microclimate and ambient local temperature adjustment factors; system loss factors, including mismatch and wiring; type and quantity of modules and inverters; system pricing; incentives if desirable to override the regularly updated OnGrid-provided utility specific defaults (rebates, PBIs, FITs, tax credits, depreciation, SRECs); financing variables.