Usage of "could you"?

[Gerald]

Dear Friends,

Could you bring others to the meeting, if they are interested to join the group.

Kindly check the Grammar.

nick

[Milanya]

If it was intended as a question there should have been a question mark at the end.
If it was intended as a statement, you will need to change a word order: you can bring ...
There should be a space after the comma: , if they
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con·text - The part of a text or statement that surrounds a particular word or passage and determines its meaning.