All this information is available on the websites of the programs we're talking about, though you might have to dig around for them. (creditcards.com)
I tried on the purple, a color that doesn't seem to be available on the website at the moment. (effortlesslywithroxy.com)
You need to follow their review guideline policies which are available on their website, and be very specific and targeted on who you contact. (bookcovercafe.com)