What errors should I avoid when submitting a document?

Submitting a document in an incorrect division or court.
Submitting a district-court document with a state or bankruptcy court.
Submitting a document without an original signature.
Submitting a document without a complete or correct case number or case style at the top.
Submitting a duplicate of a document instead of the original.
Sending a document via fax to the clerk of court.
Submitting a document without a complete address and telephone number for the filing party.
Submitting an emergency pleading or motion in the dropbox.
Submitting a document with a lengthy or confusing title or no title.
Submitting separate documents attached, stapled, or bound.
Submitting a document with exhibit tabs protruding beyond the normal page width.
Submitting a document with individually stapled exhibits.
Submitting a document with a loose page or exhibit.
Submitting a document with paper size, font size, or margins that do not comply with Local Rule 1.05(a).
Submitting a civil action or removal action without the civil cover sheet.
Submitting a document without paying the filing fees or applying to proceed without pre-paying them.