When emailing a co$-$worker to ask for a deliverable $($such as providing the data for a report$)$:

Select one:

a$.$

It's best never to ask co$-$workers for deliverables over email.

b$.$

It's best to ask explicitly.

c$.$

It's best to be subtle and hint that you could use the data.

d$.$

It's best to apologize for disturbing them.