✔ 最佳答案
1) As I know their management office still remain at Quarry Bay. or your letter should marked Attn: Sales & Marketing Director or Customer Sevices Director to receive.
2) I suggested you to leave some space to seeking their improvement, because seeking job is quite hard, moreover as you know, working at there most of them are only obatain HK$20 something per hour, you should consider those elderly employer and student employer, they are quite hard to maintain their daily life.
3) But let McDonlad know what points they need to improve is very important.
4) Don't forget to leave down your mobile no., so that you can give chance for them to contact you with more detail understanding.
5) Mark down "Private and Confidential" or "Complaint" on the envelope and also on the letterhead.