A motion for extension of discovery seeks additional time beyond the scheduling order cutoff.

A motion for protective order seeks relief from discovery that would cause annoyance, embarrassment, oppression, or undue burden.

A motion for sanctions seeks penalties for improper filings, discovery misconduct, or violation of court orders.

A motion to compel asks the court to order a party or non-party to provide discovery it has withheld or answered inadequately.

A motion to quash seeks to invalidate service of process, a subpoena, or another judicial writ.

A motion to strike expert seeks exclusion of expert testimony on admissibility or disclosure grounds.

A Rule 37 motion seeks sanctions for failure to make disclosures, respond to discovery, or comply with a discovery order.