Yes, its a hard solid cash commission of $85 per refered sales to midphase. Whenever you refering a friends or family to midphase hosting, and they signup, and stay for active period of 30 days with midphase. Midphase can hold the commission for 60 days for investigation reason.
Midphase is currently having around 40,000 customers world wide. From midphase source, reveal that a total of over $7 millions had been paid out as affiliate cash. Thats make almost 100,000 referal paid and successful signup members. Over the long terms, the customers that active in midphase remains only 40,000. So, i assume this affiliate rate is about 40% effective.
If you would like to promote midphase affiliate through PPC network such as google adwords or yahoo PPC, then you must read this calculation. The pay-per-click is very costly, will cost you $2 per successfully clicks. Lets assume in 100 clicks, there is 2 signup. 100 clicks would cost you $200, and your referred sales is $85×2 = $170. Which you are facing $30 dolar lost per $200 investment. What if, there is only single signup in the 100 clicks through, then you will facing $115 in loses. However, to run through all this, and be success in midphase affiliate, the answer is not to use PPC network. It will be a good extra income and enough to pay for following year hosting fees, if you could recommend it to your close friends or family members, and virtually cost you nothing. By this, you are earning the $85 at no risk of any money 
.. here is my tips for you.