just visit their web site and use the contact form and ask...99% of the time permission is granted - just tell them what you are using the fabric for and ask for permission to sell your items...and wait for the reply...then print it out and keep a copy of it in your files. it really is not a big deal to ask when using peoples (fabrics-patterns-books) they more oftenthan not grant permission...but if you do not ask...and get caught the consequenses may not be so good.