Grid Tie Ongrid Solar Power Generation has all the attributes of not only saving a lot in terms of carbon footprints but also goes a long way in acting as a long term cash cow  by not saving vital units in power consumption but also earning through selling excess power to State Utilities. The salient features are: a) Low initial investment compared to Hybrid And Off Grid. b) A very stable technology with excellent ROI over 20-30 years period. c) Excellent  incentivisation in the form of subsidy provided by both State  and Central Government bodies d) Minimum implementation time e) Can be customised to individual need