The problem with this one is that , once you buy this it takes some time to come to your hands due to the courier service that gets it to you , thus bypassing the distributor, dealer and the retailer chain, where each and every one of them make money from the same.
Now the main problem that most of the IRs will be getting is that the product will start making money only when you have to give the customer a chance to use it. Or else he has to rely on your word and take it which in the real world does not happen that often
So you need to get it asap. There are many who lose the trust in the process too. And thus we all get into this decision and in decision loop back. I saw this site where some of the questions were answered