ffs, all he wanted was a bit of advise. i know you have dismissed it before luca, but yer invitation is still open. me, the wife, fully comp any vehicle up to a value of 15k business and domestic. the two lads early 20s, fully comp any vehicle, business. workshop, pubic liability, everything 2.9k plus you wont have to deal with 10million assholes, many dressed in Lycra.
Seriously Create a basic spreadsheet with a different tab per risk category Upload each tabs worth of post codes to Google maps using red pins for high risk, amber for the middle tiers and green for the low risk tab post codes You can set each upload to a layer and switch them off or on as desired It should in theory work