Get your financial figures right before deciding on a solar system. You need to weigh the cost of the system against how much energy it will save you. Take the cost of the system and multiply it by its' lifespan. Now figure out how much energy you will use in that lifespan to determine if it is right for you.
Short review of some basic cheap Chinese PWM solar charge controllers. If you want to use Li-ion batteries instead of the lead acid batteries, watch this video: …
Know how light mixes with the trees around your property. You may think you've got the perfect spot for a solar panel, but watch it throughout the day. The sun coming in from different angles may lead to surprising shadows from trees and foliage. This will affect your solar output.
There is no easy way to save our planet, but by choosing to go green using solar energy, you can save the planet and cut energy costs. Your utility bill likely doubles every decade, eating up more of your paycheck. Use this knowledge to start using solar energy.