What is Mobile Ranking and How we can improve it
 

What is Mobile Ranking and How we can improve it

Content still rules on mobile, but instead of just shortening the content, focus on tightening it.
Create shorter, stronger headlines and remove any unnecessary words, phrases or sentences.
Make use of shorter paragraphs, bulleted lists and strategic bolding and other font enhancements to break up text and increase readability.

Mobile ranking means ranking shown on mobiles. Your website must have amp pages.

Agree with you dear @jackthomas087 and loveguruindia

For increase mobile ranking and visibility then choose responsive theme for your website then write on page content short and descriptive which mobile user easily understand.

Content is still a rule on mobile, but rather than tightening the content, focus on tightening it. Make less, strong headlines and remove any unnecessary words, phrases or sentences.
Use small paragraphs, bulleted lists and strategic boldings and other font enhancements to break the text and increase readability.

Mobile ranking is different from desktop ranking. Mobile ranking depend upon website loading speed and content. make sure your all webpages is in AMP.