There are lots of ways. This site has info on several ways you may want to look into. . . I suggest you sign up for lots of free newsletters on the subjects you are interested in and learn all you can from them. But, if you want the good stuff, you have to pay for it. . . Just like buying a book, you can read part if it at the book store, but if you want to read all of it, you have to buy the book. Getting the good stuff gives you a kick start. . . So check out the site and see if you find something you like. If not don't dispare, there are lots of sites to search on.