Money did not have the intended effect on this election. Clinton outspent Trump by quite a large margin.
https://www.washingtonpost.com/graphics/politics/2016-electi...
https://www.washingtonpost.com/graphics/politics/2016-electi...
One example doesn't disprove it anyway. Clinton lost. But she might have lost even worse without the spending. It's impossible to say the spending had no effect. As the election was pretty close in many states, even small effects can make a world of difference.