Pre-threading Needles When Quilting
I also thread several needles when quilting but I dont cut the threads. I simply leave the needles on the spool all lined up and when I need one I just pull the last one threaded and then cut the thread leaving the others on the spool. No more tangled threads...
Use Dog Tag for Medical Information
Its not a good idea to put your name & address on your key chain. If you loose your keys and the wrong person finds them they can easily find and enter your house or car using your keys.
Warning About Keychain Credit Cards
I too only give my car keys alone when my car is serviced or valet parked. It is too easy for someone to make a copy of house keys. Who wants strangers to have access to your house?