[dfwgator]

I never answer the phone unless I recognize the number.

Exactly. If it is important, they'll leave a message.

[right way right]

I can block repeated spam calls too.

[DCBryan1]

I never answer the phone unless I recognize the number.

Exactly. If it is important, they'll leave a message.

....or send a letter....
.........or send a CERTIFIED letter.......
..............or send a CERTIFIED letter, signature required....
......................or send a process server.........

bottom line: If they really, REALLY want to get ahold of you, they will.