A great way to hobble 45 is by going after his attorneys.

https://www.rawstory.com/2019/07/heres-how-lawyers-enabling-trumps-obstruction-can-have-their-livelihoods-stripped-from-them-by-anyone/

(original story on The Daily Beast is behind a paywall)

....

According to Brad Miller, who represented North Carolina in Congress between 2003 and 2013, the way in which former President Bill Clinton’s impeachment was handled — and the penalty he eventually received — is a road map for legal retaliation even if Democrats in Congress won’t do it.

Pointing out the numerous lawyers in the Trump administration who have refused to comply with subpoenas and answer lawmaker’s questions, Miller suggests formal complaints can be lodged with the Bar that can lead to disciplinary action or even disbarment.

....

According to the ex-lawmaker, a referral to the Bar need not come from Congress — it can come from anyone.

“Who can file a grievance with the District of Columbia Bar,” he wrote. “All God’s children. Members of the House OGR [Oversight] Committee can; the lawyers in the citizenship question lawsuit can; anyone can.”

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This includes going after AG Barr who is licensed in Virginia