These are all tools with effort "low"!
5 x Why
This method is used to visualize problems and figure out its cause. Simple improvement measures can be derived from the results.
6 w questions
The 6W method is a tool which can be used to collect among others problems and solution approaches in a check list. The result is a detailed listing of essential task components. These help to illustrate connections and understand the coherences of the tasks to solve a problem or to implement a solution.
The ABC analysis splits an amount of objects into the classes A, B and C and grades them according to descending significance
The activity plan is used to depict agreed measures. In addition to classic protocols, the focus is on a clear presentation of concrete measures that are planned to be implemented. Furthermore, it regulates at which time the measures are implemented by whom.
Analysis of stimulus words
When using the analysis of stimulus words, you try to encounter new solutions or creative thoughts by providing key words. These key or stimulus words should help the participants to leave their old lines of thought and guide them to find new links and connections.
Best practice (or excellent practical applications) normally includes methods or techniques that achieve better results than comparable other options. Often, there are listings of excellent methods/processes which demonstrate the most efficient ways to get a specific job done.
Brainwriting / (Anti-) Brainstorming / Brainwalking is a simple, but effective group creativity technique which is used to collect ideas, causes, arguments and solution approaches.
The change curve describes phases of the emotional experience of humans in change processes. Implications for action can be derived from each phase. The change curve serves as a tool to define the current state in the change process as well as to plan next steps and preventive measures.
The column and/or bar diagram is a visualisation method often applied for the primarily visualisation of a frequency scale within a coordinate system by means of columns or bars.
Data picking list
The data picking list is a tool meant to record failures by type and number. Occurring failures get recorded in a tally sheet. The amount of tallies provides an overview of the frequency of occurrence.