[colicoid]

I forgot to mention:
the reasons you don't want to use due dates for things that you want to get done at a certain date but does not have to be (soft due date) are two.

1. You will at some point fail to do all the tasks you wanted in the time you wanted and you will be excessively postponing due dates. It's also stressful because tasks feel less optional.

2. You can no longer see the difference between hard due dates (usually external factors e.g. pay bill on time or you will be fined) and soft due dates (stuff you want to get done before the end of the week.