Minimize the upfront costs of solar panels by considering a lease instead of a purchase. This spreads the payments over a long-term period into monthly installments, so you could actually start saving money immediately. Still, consider how long you will be in that building, as the long-term periods usually run a decade.
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Cars that operate on solar power can cut down on carbon emissions a lot, but this system is not perfect yet. Having said that, small power machines that run on solar energy are available. Solar powered generators can be purchased, and are a great source of energy in emergencies.
Don't look at solar panels as a do it yourself project. You are putting serious funds into these panels, and any mistake can be very costly. Find the right help. Do your research online to come up with the best installers out there near you and interview a few before making any decisions.