They’re biased because their polls are not truly random and they are in the tank for Hillary.
Dornsife and UPI don’t play these dishonest push polling tricks.
MSM polls are all over the place because they assume the electorate is volatile.
In reality, people have made up their minds since Labor Day weekend.
Its for Trump.
Dornsife is actually messing with sampling that favors Hillary according to this
http://www.freerepublic.com/focus/news/3476102/posts?page=17#17
and they want the candidates to feel the need to spend more on advertising.