Codit: Blocks a video introduction to making custom blocks

Drupal Documentation

This screen share walks you through why you might want a more powerful way of making blocks and why Codit: Blocks is a good candidate if you need lots of custom blocks.

TL;DW You can always cut to the chart here see a comparison table for the top 4 block building methods in Drupal. Then come back to this video when you want to see how to use Codit: Blocks to build blocks that are powerful and super easy with Drush ;)