Lots of good ideas here, from menus to robocalls.
Lawyers may not charge by the hour, but rather by the job. Should speed up the court process, and also reduce the number of frivolous motions. And, loser loser's lawyer of any civil suit must pay half of the winner's attorney fees. That should reduce frivolous lawsuits.
FIFY.
Also, every judge issuing a ruling on any matter whatsoever must quote the exact law he is applying and explicitly explain how and why it applies.
Customer service lines for US companies will be staffed with people who speak English - no more automated menus that require the customer to wade through a choice tree pressing different buttons repeatedly.
Most
malum prohibitum laws to be abolished. Example: In some places, selling beer to an adult on Sunday at 11:59 AM is a crime, but doing so at 12:01 PM is not.
In consideration of the above . . . using a foreign language (e.g., Latin) in the US legal system will be abolished.
And of course, NFA '34, GCA '68 - repealed in their entirety.