The advertising market is dominated by mega corporations in big industries. You can always find a few dollars from crap local family brands and porn companies,

The advertising market is dominated by mega corporations in big industries. You can always find a few dollars from crap local family brands and porn companies, but if you want the big bucks, you need the major brands. Economics sets the rules. How much of your income goes towards porn? How much of it goes towards food or transportation or housing? The sizes of each of those is directly proportional to the size of their corresponding advertising industries.