tell ya what, i'll take the whole mess off your hands for $1. you pay to ship of course.
no profit made, no more temptation to sell for a profit. no money to go buy more stuff. what, you have money in savings? send that too. i'll send you an allowance that will just barely cover your bills.
good advice above. all comes down to intent. i presume you keep a log of guns bought and sold, and would be able to show that whatever profit you may have realized was fairly small compared to your other income sources. and of course, any profit was properly reported on your taxes as "other" income.