These are some of the best sites I have found that you can use to advertise all of your platforms you earn from.
MellowAds has a free faucet you can claim from once a day. This faucet gives you free advertising credits. This is a great platform to advertise your earning sites and your website.
Cointiply is one of the best earning sites out. You can use your earnings to advertise your websites.
Advertise your website or your favorite earning site for free! One of the best sites to get free advertising!