Presumably you can opt out in case an Ex decides to come round and harass /kill you. I am not joking when I worked for a Telco they used this scenario to empa

Presumably you can opt out in case an Ex decides to come round and harass /kill you. I am not joking when I worked for a Telco they used this scenario to empathize whey you should not do favours for friends and lookup peoples address.