expression
please treat me well; I look forward to working with you; please remember me
A polite set phrase used when starting a new relationship, such as at work, in a new group, or when asking for future cooperation. It can also be used when parting to ask someone to keep in touch. The exact nuance depends on context: it can mean 'please be kind to me', 'I'm counting on you', or 'let's get along well'.
今日からこの部署で働くことになりました。よろしくお付き合いください。
I'll be working in this department starting today. I look forward to working with you.
新しいプロジェクトチームの皆さん、よろしくお付き合いください。
To everyone on the new project team, I look forward to working with you.
More common and versatile phrase for 'please treat me well' or 'I'm counting on you'. よろしくお付き合いください specifically emphasizes the relationship and mutual interaction (付き合い), making it suitable for longer-term cooperation or social ties.
A polite phrase combining よろしく (well, appropriately) with お付き合い (honorific form of 付き合い, 'association, relationship') and ください (please). The expression is a fixed social formula.