Becoming an Android developer
It is possible to develop Android OS apps without having to sign up for anything, but we'll try to be optimistic and assume that within the next 12 months, you will find time to make an awesome app that will make you rich! To that end, we'll go over what is involved in signing up to publish your apps in both the Android Market and the Amazon Appstore.
Android Market
A good starting location would be http://developer.android.com/.
You will be back here shortly to download the Android SDK, but for now, click on the Learn More link in the Publish area. There will be a sign-in screen; sign in using your usual Google details.
Tip
Which e-mail address to use?
Some Google services are easier to sign up for, if you have a Gmail account. Creating a Google+ account, or signing up for some of their Cloud services, requires a Gmail address (or so it seemed to me at the time!). If you have previously set up Google Checkout as part of your account, some of the steps in signing...