Create instuctions to submitt email and name to web pages http post

There are a 5 websites that allow users to enter their email address to register for the site newsletter. Our users are interested to signup for these websites but dont want to complete the web form. We will submitt the users email address on their behalf once they approve the request. This job is to define the steps necessary for our mobile app developer to POST the http url on the users behalf. A.) The attached file has 5 links. End Results 1.) You need to provide instructions to our coder to submit these email address though the web form For example Step 1. Call this link xxx to open mobile browser (original link provided) Step 2. Run this query to populate the email field on the web form Step 3. Call this url to submitt the email address to the web form http://www.xxxxx.com/emailAddress=xxxx@ggdg You will need to look at the source code of the respective websites to determine the correct method to submit. Some web forms only require email address, some require email address, first name, last name etc. We need to submit the required fields.