ارجو المساعدة ضروري حيث انني ارغب في معرفة التالي - هذه الاسئلة خاصة بوظيفة رئيس قسم التحصيل:

What is pocket management concept in collection?

If the due date on the bill 25th of January by what time should customer pay the full due amount in order not to be bar? Note: the customer is A segment?
What is meaning of bar in above question