Check out these macro lens quick tips from Canon. It's close-up photography made easy! Takeaway: I find some tips here useful such as the use of tripods to make the shot steady and also to shoot at bright lighting.
Trick, Photography Book - It shows aperture because at some apertures some things are in focus and some arent - Now YOU Can Create Mind-Blowing Artistic Images With Top Secret Photography Tutorials With Step-By-Step Instructions!
Exposure Lock (AE-L Button) is the abbreviation stands for Automatic Exposure Lock. It is useful using automatic and semi-automatic shooting modes. Where has this information been all my photographing life? So freaking helpful it's not even funny.