In step 3, you say the following:
3. Get a link back from your Google Plus Profile
Sign in your Google profile.
Click Edit profile.
Click the Contributor To section on the right, and then click Add custom link. Get a link from their. ( For the first time, add a link from description area, other profiles, contributor to, and from recommended link.
Please clarify what you mean by "get a link from their". From where? Do you mean that I should put the website URL home page?