1. asks a question or requests information about something
Usage: third person singular present tense of 'enquire'; British English spelling; American English typically uses 'inquires'
2. makes an official or formal investigation into something
Usage: often used with 'into' to indicate the subject of investigation

Examples

• She enquires about the train schedule at the station.
• The journalist enquires into the company's financial practices.
• He enquires whether the hotel has rooms available for next week.
• The committee enquires about the cause of the accident.
• She politely enquires if you would like more coffee.
• The detective enquires into the circumstances of the crime.
• He enquires after his friend's health.