Meaning of the word "as appropriate" in English

What does "as appropriate" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

as appropriate

US /æz əˈproʊ.pri.ət/
UK /æz əˈprəʊ.pri.ət/

Phrase

when suitable or necessary; if it is appropriate

Example:
Please fill out the form and attach supporting documents, as appropriate.
The manager will provide additional training as appropriate.