So, after 42 years in the business, let's exercise our observation skills and take inventory of "the essentials" - those facts associated with our business that have stood the test of time.

这生意经历了42年，就让我们练习一下观察力，检视一些“元素”，一些经时间引证与这个生意有关的事实。

youdao

Therefore your observation that sellers need to move away from SKU-based inventory definitely hits the mark.

FORBES: New Rules For E-Commerce