Step #1 Get a "Gmail" account, Gmail is email from Google, it is free to use and is your hub for all the social activities on the internet.
Go to http://GMail.com now
and click "CREATE AN ACCOUNT" on the right in red.
Enter your First and Last Name, next you will need to choose your username. Since @Gmail has millions of users your best bet for finding an open name is to first try:
Now you will need to pass the captcha to prove that you are not a robot.
Give your location by country
and leave checked "Google may use my account information to personalize +1 content"
Click Next Step bottom right in blue
You should use your real picture not a picture of your cat.
Once you have your profile image to your liking click the blue "Set as profile photo" button bottom right.
To change or update any of the settings you just set, click on your profile icon top right.