8. People receive tons of emails each day, so it's easy to miss one. To make a more lasting (and tangible!) impression, send a handwritten note when saying "thank you." Even if it's a coffee date with a friend of a friend, a handwritten note adds a personal touch as you thank someone for their time.
感谢他人的时候最好用手写的信。每天我们的邮箱都会充斥太多的电子信件，我们很难去看到每一个信的。

来源:可可英语 http://www.kekenet.com/read/201001/93904.shtml