This is what Putin does, he tries to get leaders he can control into power. Look at Belarus, Lukashenko is controlled by Putin. All Putin would have to get Trump on board was let Trump's companies flood Russia's market with products and perhaps even control industries. Pay to play.
Do you really thing Vladimir Putin can control Donald Trump? Seriously?
Trump is no man's bitch.
Putin is hardcore KGB. Trump had five deferments from Vietnam and was a toy soldier in high school.
You do the math.
But what if Putin has more serious stuff/emails about Hillary?
He could then easily blackmail her, if he is such a hardcore KGB /: