Prepositions

Prepositional phrases

A prepositional phrase is a combination of a preposition and a noun that modifies or describes some part of a sentence. In the following sentence:

The reading pane displays the content of the selected message.

The prepositional phrase, of the selected message, describes the noun, the content.

Avoid joining more than two prepositional phrases. Long chains of prepositional phrases are hard to read and easy to misinterpret.

Learn more For information about using prepositional phrases in procedures, see Writing step-by-step instructions.

Placement in the sentence

It's OK to end a sentence with a preposition when it improves readability.
Examples
Use a different instrumentation key for each environment that your application runs in.
Specify which event hub you want to send the data to.