Don't trust polls
Trump's actual margin in the primaries has underperformed that predicted by the polls by:
0-5%: AL, IA, TX
6-10%: CA, ME, NH, SC
10-15%: MA, MI, OK, TN, UT
16-20%: -
20% or more: MN, VA, VT (an astonishing 34%)
Over performed in NC which had an Gov Primary and the GOP candidate is full 100% MAGA crazy