There's an easy way to do that: buy shoes that don't support your arches! Your arch will naturally collapse under the pressure.
"The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt." Bertrand Russell
"By doing certain things certain results follow." A. Crowley, Book of Lies
"Dum spiro, spero." - Cicero
Me too i did not find a file for that.
I think the best way is to get a pair of insoles and wear them in the wrong shoe. The inner sole of the foot will eventually collapse.