When it comes to solar water heaters, be realistic. They're typically only 30% more efficient than any other form of water heater. Second, don't think that just because you shower in the dark means you'll have to deal with cold water. Water heated by solar power should stay warm for 24 hours.
Hands-on demonstration and review of the As Seen on TV product called EverBrite, a solar powered outdoor LED light. See a short 3-month update here: …
Never install solar panels in a place that can easily be affected by storm debris. Solar panels are extremely sensitive, and because of this, should never be placed near trees or other tall structures that could cause damage to your panels if a strong storm were to hit the area.
Contact your insurance agent to find out if a solar energy system could be included in your insurance policy. Expect your homeowner's insurance premiums to go up once your system is installed and consider switching to a different insurance agency if you find that your premiums have become too expensive.