When it comes to memory training, Phil Chambers is one of the best on the planet. His book How to Train Your Memory gives you real world and memory competition examples that will help you improve your memory quickly.

Tony Buzan shares the 10 laws of Mind Mapping in his excellent book, Mind Map Mastery. I go through each law in detail and share an idea for combining these laws with the Major System for combining your mind maps with the Memory Palace technique.