Composition is king. Learn all about the golden ratio, Fibonacci/golden spiral, and phi grid. Then put your new knowledge to work and make some great pics, smarty pants.
Learn How To Shoot In Manual Mode - ISO, Shutter Speed & Aperture
Shutter Speed, ISO, Aperture ... To be comfortable shooting manual you will need to know what your necessary adjustments are. Though these settings are all numeric, there isnt some insane math equation that you need to do to find out what to dial them i