Solar panel installation is a complex process. Before you start, there are a few things you need to know about the subject.
The easiest place for the placement of solar PV panels on the roof is the attic. Most roofs usually have the right specifications for the proper installation, meaning that solar panels get all the sun they need. However, if installing in the attic is undesirable or impractical, then solar panels can also be installed on the basement roof. Of course, installing on the basement roof may be the most expensive, but it also provides the best amount of sunlight to your solar PV system. However, if this is not feasible for your area, then the rooftop or basement roof will probably work fine for you.
Solar panels are not all the same. Some are easier to install than others. If you want a simple system with just a few panels, then you'll need to look at the kits that are available from many vendors. They may not require any special tools, but if you want to make any changes or additions to the system, then you will have to buy extra components. For example, you may need to buy wiring and other electrical components before installing the solar panel systems.
If you really want the best results with your solar panel installation, then you should hire a contractor to do the job for you. A contractor knows where the power comes from, how it is used, and the exact numbers of panels that you need. However, in order to do that, you need to find a reputable contractor. The contractors that you find online and on Craigslist may not be reliable. You may find them using these same resources to advertise their business, but you need to check the credentials and reputation of the individual contractor first. Once you have found one that you feel comfortable working with, then the rest is up to you.
Another concern with panel installation is how to safely mount the panels on your roof. For example, you need to make sure that the mounting brackets do not have too much weight. If the mounting brackets are too light or flimsy, then the panels may not be able to support enough panels to get optimum sunlight. Also, it is important that the mounting brackets are level. Check out this post that has expounded on the topic: https://en.wikipedia.org/wiki/Solar_panel#History.
If you're not sure how to install solar panel installation, there are many books that can help. You can find many of these books in local bookstores or online as well. They will help you make the decision about the solar installation, and what the best materials are to get your solar system up and running.