I knew someone who got into this or something similar and I saw it on the news. You buy all the material you need from the site, they send you the material, books, instructions, then you make the craft, send it to them and they tell you there are several flaws in your work, even though no one can really find the flaws. Then they try to sell you more materials, but each time you send it back, it's never quite good enough. It's a scam and one of our local news channels told about it. The elderly lady I knew who tried it was out a lot of money and she made beautiful jewelry. "If it sounds too good to be true, it probably is".