Dealing with Simplicity
People will tell you Waterfall is the way to go when your project is deemed simple. However, it has strong pro and con points, you will find problems mostly are more complicated then simple.
Dealing with Complications
Complicated project management is mainly situated around mechanical process mapping and adjustments. A 'classic' Kanban board, indispensable...
Dealing with Complexity
This is where it is getting blurry: If your problems are neither simple nor complicated, then they are complex. A variety of methods and combinations of methods are used to solve the problems, the full list described in this mini-website you can find it
here.
Clearly identify the problem and it's degree of complexity
 |  |  |  |
|---|---|---|---|
 |  |  |  |
Dealing with Choice
Depending on the scale and the amount software development needed for your project or business, some methods will serve you better then others. So:
Choose your approach(es) wisely, less can be more, but not always...
 |  |  |
|---|---|---|
 |  | |
Dealing with Chaos, Conflict and Stress
These three items are often the cause of and consequence of each other. And in this field there are also different methods to apply. Below some easy to grasp cheat sheets.
On rare occasions it even makes sense to Monotask...
