also: ごさんこうまでに
for your reference; FYI
Polite phrase used when providing information that may be helpful, without demanding action. Often used in business emails or when sharing supplementary material.
For your reference, I have attached last month's sales data.
For your information, there have been similar cases in the past.
Standard polite phrase; the kanji spelling is normal.
Variant with に; often used when the phrase is followed by a verb or as a standalone polite note.
Formed from ご (honorific prefix) + 参考 (reference) + まで (extent particle), literally 'up to the point of reference'. The phrase is a conventionalized polite expression.