The amount of electricity you generate from solar panels is dependent on how many panels you install and the efficiency of these panels. You will need to do a little math to calculate the number of panels you will need. Higher-efficiency panels are often your best bet cost-wise.
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Every day there are people all over who introduce solar energy sources into their lives. The above article should help you figure out if this is the best option for you. Combine the advice here with some diligent research. That should help you come up with a plan that works for you.
If you're interested in a particular solar panel model, determine when this panel was created. There are very efficient modern solar technologies; however, iffy solar energy salespeople sometimes sell old technology. This older technology is more affordable but you will get much better results with a more recent product.