if you prefer; if it would be better; if you need
Polite conditional expression used to offer a choice or suggest an alternative. Often follows a noun or verb phrase with の/こと, e.g. こちらの方がよろしければ (if this one is better for you).
If you would prefer to come by car, please use the parking lot.
If this date works better for you, please let us know.
Standard polite conditional phrase; the kanji 方 is normally used.
Formal variant using the kanji 宜 for よろしい; less common in everyday writing.
Phrase composed of 方 (ほう, 'direction/option') + が (subject marker) + よろしければ (polite conditional of よろしい, 'good'). Literally 'if this option is good'.