We stopped answering the phone entirely. All calls go to voicemail, unless the caller is in our mobile phones' address books. 99% of calls are hang ups. The rem

We stopped answering the phone entirely. All calls go to voicemail, unless the caller is in our mobile phones' address books. 99% of calls are hang ups. The remaining 1% are my mother-in-law complaining that we never answer the phone (we call her back immediately ;-) )