Contacting people is always a hassle these days. Phone is terribly inconvenient, plus mobile phones are a pain in the old proverbial.
Email attracts so much spam that sometimes emails are not received as they were intercepted as spam.
Snailmail? Well, it is still possible, if you can get of your butt and go to the post office, write out addresses on envelopes and buy stamps.
What is the best? Well email is still my preferred method by far. But one foolproof way is to fill in the below form: