Obviously we should be encouraging this person to refuse the papers.

By accepting the papers the private person is passively entering into a contract with the Marshalls of Mathers allowing the judge to impose sanctions because You've accepted their authority even if you didn't vomit mom's spaghetti on your sweater so the only recourse is to reject the papers and produce your writ of nonincorporation and decorporation to reinforce through habeas mentam stulta that you were clearly traveling not driving because operating a motor vehicle isn't the same as driving obviously as driving means using a golf club and operating uses a scalpel and as you were using neither, you were traveling.