Etsy, as with most e-Commerce platform, has the usual steps in creating an account and listing so it should be pretty straightforward to do. However, let me give you important points to consider when selling on Etsy or online, in general.
Photos - Always take good quality photos; well-lit and clear; show the details of your products
Description - Do not simply describe the product. Inject a bit of connection on your words so when buyers read it, they can envision something to associate with the product. It is also important to put on necessary details such as availability and variations.
SEO Knowledge - What good is there if you have the perfect listing but nobody sees it, right? SEO knowledge is essential so you can optimize ranking of your listing. You can read a few articles below or learn more about it on the Link hidden: Login to view
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I know I'm a few months late on the reply but I hope you can use these tips to make better listings. ;)