I think he is unstable with a high probability of impeachment.
I think he will get us into a significant conflict to dodge impeachment.
There will be oil and mining on national park land.
There will be major investment in the military.
There will be a push to put BLM land back to states or sold to private investors. Not sure if it will happen or not.
He will try to defund/privatize PBS, and NPR but it will not happen.
ACA will be completely repealed and something almost exactly like it will be put in it's place
401k, 503b, and other retirement options will get an initial bump and then will loose significant grounds.
The clean air and water act will be significantly altered.
There will be a big push for vouchers for private schools. It will back fire.
Hawkish republicans will start to work with democrats. Senator McCain and Grahm will make this happen.
Midterm elections will swing to Dems and independents.
The wall will not be completed and/or be funded by anyone besides taxpayers.
I hope I am wrong.