Bitcoin Affiliate programs are an excellent way to earn passive income. Other affiliate programs have been around before cryptocurrency, and we’ve long been trained on making money on affiliate or referral programs. What’s a passive income? Passive income is revenue that requires little to no effort to earn and maintain. A lot of influencers online reach to the affiliate program strategy and earn passive income by just referring their users/visitors/viewers to other businesses. How does it work with Bitcoin? Cryptocurrency affiliate programs are all over the place. Cloud mining, digital wallet, exchange platform, etc. They all try to implement an