This is more of an apology to you than a sad story.
The weekend before last, the third party application we used for help sending newsletters and emails sent off about 500,000 repetitive messages. Many received messages both Saturday and Sunday (ugh).
Short answer: Never.
Long answer: Summary tasks are a collection of one or more child tasks. By definition, a summary task doesn’t represent any real work, resources, or deliverables, so summary tasks are neither on nor off the critical path of a project. Children of summary tasks can be on the critical path, assuming those children are not summary tasks themselves.
We’ve been asked enough about the ins and outs of exporting to PowerPoint that we went ahead and created a video to cover the subject.
Nine. Well, so says Scott Berinato, in his book Good Charts. He bases this number on a conversation he had with Tamara Munzner, a data visualization expert and professor of computer science at the University of British Columbia. Here is an example Gantt chart with more than 8 colors.