Trading Using Basic TA

#1
Support and Resistance

This is the first and foremost that trader should be able to learn and identify. Most experienced traders will be able to tell many stories about how certain price levels tend to prevent traders from pushing the price of an underlying asset in a certain direction.
Think support and resistance as a barrier to know whether a stock will be going to bounce back or will continue to slide down... :)

Check out How to Identify Support and Resistance