2) it would likely be easier to emulate what some of these big MLM girls are doing with their FB groups. Rather than advertise your products on FB, look for ways to build a page with a large following of interested users. A lot of these Lula Roe girls that do exceptionally well have large facebook pages with 10,000+ likes they “go live” on facebook and have Lula Roe parties showing off their goods/sales.
One of the cool things about Google AdSense is that it's so easy to get set up. If you have a blog or website, you can sign up for a free Google AdSense Account. From there, Google will give you a unique code that you will paste onto your website. Google takes it from there, tracking your page views, traffic, and earnings on your behalf. There is no upkeep or maintenance to get this thing going, which makes it a no-brainer if you have a website already.