The day property management became

The day property management became an important task was the day someone acquired more property than he or she could effectively manage, or perhaps just did not have the interest or the expertise.

結果 (英文) 1:

天物业管理成为一个重要的任务是一天，有人获得更多的财产比他或她能够有效地管理，或者也许根本没有兴趣或专业知识。

結果 (英文) 2:

一天物业管理成为一个重要的任务是有一天有人获得更多的性能比他或她可以有效地管理，或者只是没有兴趣或专业知识。