You are fighting a losing battle. Don't make your life more complicated than it has to be. The at fault party's insurance company should provide you with a rental car for the entire time it takes for your car to be repaired.
"People sleep peaceably in their beds at night only because rough men stand ready to do violence on their behalf." -- Geo. Orwell
2006 330i Sonora w/ ActiveAutoWerke flash tune :-)
2004 330i ZHP Imola/NB - missed
2000 328i TiAg - gone but not forgotten
** Join the BMW CCA www.bmwcca.org member #388003 - Use me as a referral & you could win a one day ///M Driving School!! **