The McDonald's Corporation requires a minimum of $250,000 of non-borrowed personal resources to consider you for a franchise. In other words you need $250,000 cash on hand to just start the discussion process with McDonald's. If you have $250,000 available read on...
Search Engine Optimisation or SEO is the simple activity of ensuring a website can be found in search engines for words and phrases relevant to what the site is offering. In many respects it's simply quality control for websites.
Gray hat search engine optimization is recognizable by 'affordable' pricing, since the search engine optimization company has to reduce cost by resorting to questionable techniques in order to deliver results, instead of highly involved campaign activities.