Grammar question.

[Dracata]

"Missed off of" or "Missed off from".

e.g.

"The biggest upside is that items aren't missed off of our customer's bills."
"The biggest upside is that items aren't missed off from our customer's bills."

Go.

 

[Dracata]

"The biggest advantage is that items are not omitted from our customers' bills"

Not looking for alternatives, as i'm sure there are plenty, just looking for the general consensus as to which people would choose