* Noun: This is the most common usage. It refers to important topics or problems that need to be discussed or dealt with.
* Example: "The company faced several issues regarding employee morale."
* Verb: It can be used as the third-person singular present tense of the verb "issue."
* Example: "The bank issues new credit cards every month."
* Adjective: Less common, but can be used to describe something that is debatable or disputed.
* Example: "The political candidate had issues with his previous employment history."
To determine the correct part of speech, look at the sentence structure and the word's function within the sentence.