A polite phrase meaning 'if you please' or 'if you don't mind'; used when asking permission or making a request/suggestion.
よろしければ、後でお茶でもいかがですか。
If you'd like, would you like to have tea later?
よろしければ、名前と連絡先を教えてください。
If you don't mind, please tell me your name and contact information.
この資料でよろしければ、会議で配布します。
If this material is fine with you, I'll distribute it at the meeting.
よろしければ、後ほど改めてご連絡します。
If that's all right, I'll get back to you later.