California, United States of America
The following excerpt is from Cuenca v. Cuenca, E071499 (Cal. App. 2020):
Further, on appeal, a party challenging an order has the burden to show error by making coherent legal arguments, supported by authority, or the claims will be deemed waived. (Kaufman v. Goldman (2011) 195 Cal.App.4th 734, 743 ["Every argument presented by an appellant must be supported by both coherent argument and pertinent legal authority"].)
The above passage should not be considered legal advice. Reliable answers to complex legal questions require comprehensive research memos. To learn more visit www.alexi.com.