His tweets 2019 and 2020 are indeed "loaded with promises and plans", but that's because he was literally not president at that time. Now that he is president,

His tweets 2019 and 2020 are indeed "loaded with promises and plans", but that's because he was literally not president at that time. Now that he is president, tweets from @POTUS are intended and expected official statements. Sure he could be completely bullshitting with his tweets, but he could do the same with a "policy document" (White House and executive offices don't produce "bills", other than signing the ones proposed and passed through Congress)