how do I make money with tumblr bog

[whyhi]

I read tumblr's terms and conditions about advertising but I am not certain how far I can go with advertising a product particularly an affiliate product before tumblr regards me as spamming because tumblr does not make this clear. Can you tell me how far I can go? I would also appreciate further tips about how to make money from my blog and how to increase its number of followers and to get it more known and visited. My tumblr blog with more than 8500 followers is http://myowndeepthoughts.tumblr.com that can put you into the full picture. I posted the same post again as I think that where I posted it before was not appropriate. Please accept my apologies I am new, stressed out with a cold