My most successful Triangle set ups http://www.chewjitsu.net/chad-hardy-bjj/
Learning how to move with a purpose and relax/breath is easily one of the top things to learn that will drastically change your BJJ performance.
Being able to keep a calm in bad positions or even good positions for that matter. really let’s you take in where you are at.
By digesting the positions and keeping calm you can see more mistakes that not only you are making but your partner as well.
If a person wants to squeeze and keep you in a position usually you are going to be stuck in that position for a minute. So you really want to focus on keeping calm and waiting for your opportunities
This tip has helped many of my students. Hopefully this tip helps you out as well!