If you work in an office, chances are you have a meeting on your calendar every day. Odds are, you will run into meetings that seem to have no meaning. To save yourself and others, David Allen wrote about the five reasons to have a meeting in a post that showed up on his blog recently:
There are five reasons to have a meeting. Each may be a perfectly fine reason. Make sure everyone at your meeting knows and agrees with which of these you are there to accomplish.
1. GIVE INFORMATION
“Hello everyone. I’ve brought you all together today to let you know what’s been going on about the pending lawsuit. I’d like you to leave here today understanding what’s going on, and with as much background as you need to be able to answer questions that may arise from our customers.”
Discover the other four reasons at: http://gettingthingsdone.com/2016/07/david-allen-on-5-reasons-for-a-meeting/
entails searching through the available alternatives until an acceptability threshold is met. (Satisficing = Satisfy + Suffice) Often this is a viable strategy since searching for the perfect product or solution would run into the law of diminishing returns where additional effort leads to fewer results. So a natural tendency is to find the first good choice and stop there. While satisficing can be a good short term option, it may result in long term inefficiencies. The quick purchase of running shoes now could produce regret over the colors and painful blisters a few days later.
“Over the years many people have reported “transformational” experiences in working with the Getting Things Done® methodology. I have seen people lose pounds in just a few days, their faces brighten, their countenance and attitude swing way to the positive, and even make tremendous shifts in how they think and work for the rest of their lives.
desktop email alert was a subtle yet significant distraction to my workflow. So I shut it off and found it made a world of difference to my efficiency. So go ahead, shut yours off too. Visit this Office support page to learn how: 
may have already discovered that your head is a crappy office space. David Allen often says that if you have something saved only in your head, you are going to give it far more attention then it deserves. Our mind can only effectively hold onto one item at a time in its conscious memory. Once something new comes to its attention, the odds are your mind will drop the previous item. This creates huge inefficiencies and potential ticking time bombs if the item that was lost has the potential to blow up later.
Lean Management, which began as the Toyota Production System, is a set of techniques that aims to improve any system into a quicker and more accurate one with less waste. Simply put, lean means creating more value for customers with fewer resources. It does so by empowering those who work at the front lines with decision making power while coordinating improvement opportunities across a department. While reading the book, I made many connections between this technique and GTD.
between David Allen and Tiago Forte. While I am deeply familiar with the former, the latter was a new voice whose ideas on productivity caught my attention. 
traits are common to effective and efficient teams. He found that Google was asking this same question and had a research team study their employees to find the answer. Based on their research, the Google team identified these five key aspects of an effective team.
Efficient Librarian 