Does the site have the proper header tags?

For social too? (Bonus Points if it does)

Does the site have social icon buttons to share content?

Are the profiles complete on each social network?

Does the destination page support the keyword to get ranked?

Is the optimized page the best it can possibly be?

Are you getting links pointed to your page from various sites around the web?

Does the optimized page have a video and image that support the keyword for that page?

Will the reader find the page useful?

Is there a clear call to action for the user?

What is the action you want the reader to take?

That last question is so important, I will repeat it here: What is the action you want the reader to take?