You can search the skill store to see if your name is taken, or anything like it, here: https://www.amazon.com/b?node=13727921011
This will be the description that appears in the skill store.
This image must be a minimum of 512x512 pixels and will be displayed as a 512x512 Large icon and a 108x108 icon in the store and app.
Note- this must be the direct stream URL. It should not be a link to your website or popup player. It should link directly to your icecast, shoutcast. etc. If you are not sure what this is, ask your streaming provider. This must be a secure URL, beginning with HTTPS.
Attach an mp3 file for your initial pre-roll file. You will be able to change this later after the skill is complete. This canbea short welcome or jingle/ID, or a paid sponsorship of the skill.
Amazon Alexa requires developers to submit a letter on company letterhead, signed by an official party, stating you have given us permission to submit a skill on your behalf. We will give you an example to look at via email, then you will need to return a PDF of said letter.