Use 'by choice' when expressing someone's personal preference or decision.

Personal Preference

'By choice' suggests there's no external pressure or obligation involved in the decision.

Not Forced

Saying 'by choice' can carry a tone of pride or satisfaction with the decision made.

Emphasizes that an action was taken with a clear intention rather than randomly.

Use 'by choice' to imply that a decision required conscious thought or consideration.

Differentiates between actions that are intentional and those that happen by chance or accident.