They didn't do it right! It's better greasy, than fried. I've heard much worse.
I wouldn't recommend them. There are many brands of hair straightening out there and they call them anyway they want to get your attention. Coco is another name brand. Some Japanese hair straightening processes can damage the hair and leave it flat and lifeless.
None is better than the other.
Relaxers Warning: they're not permanent, that's $300 - $500 each time you get them done. One I responded, she had hers done in March and this is now May? It is a billion dollar business, and they do not give money back guarantee for damaged hair or hair loss due to 'abuse', in this case, cancer.
Google Permanently straightening hair warning, about 7,410,000 results (0.08 seconds) , more warnings during the last month. I've been posting about them since 2009. Canada had issued a public health warning regarding Brazilian Blowout and has stopped the distribution of their salon product; Ireland has also issued a recall. ~ Also published in Vogue Feb. 2011.