Small Message Big Impact is book written by Terri L. Sjodin. In this book Terri talks about how to convey your message in 3 minutes and get the person interested so that you can get a appointment to give a full presentation. Terri gives particle examples and its quite funny at times.
This book helps to structure your conversation / presentation. Also some of the points mentioned can be use in todays age of twitter / facebook to convey your message by using least amount of words.
So check out the book Small Message Big Impact at Amazon