Suggestion

Used to indicate suggestions, recommendations and advices regarding best practices and procedures that should be followed

Attention/

Very important

Used to indicate critical and crucial points that should receive special attention when they are to be applied

Try to avoid

Used to indicate practices, actions and approaches that should not be followed or applied

Note

Used to indicate more detailed explanations/ descriptions regarding procedures, actions and practices

Tools/ Techniques

Used to indicate a specific tool or technique that can be used to facilitate the implementation of a certain procedure