Co-Operators allow you to remove liability during the winter on a undriven car. I've done it for years. Just a phone call to add or remove the insurance. They'll email or fax a temporary slip to use until the hard copy comes in the mail.
Points #2 & 3....not sure.
'00 Viper - Steel Grey - stock....so far.
'97 540i - The daily grind mobile
'87 Porsche 930 (B&B exhaust, SC cams, Garrett hybrid turbo, adjustable boost control, Andial fuel enrichment - 400 h.p.) - SOLD