Follow up on rebates.

追踪回扣。

And they follow up on their progress.

并且，他们追踪他们的进度。

I consistently follow up on "waiting for" items.

我总是让“待做事项”有始有终。

Either throw away, file or follow up on each item.

要么删除文件，要么跟进每个项目。

To report and follow up on repair and maintenance.

报告和跟踪维修和保养情况。