Bankruptcy practitioners routinely advise secured creditor clients to file protective proofs of claim in bankruptcy proceedings despite those clients’ ability to ignore bankruptcy proceedings and decline filing claims without imperiling their lien due to the protections afforded by state law foreclosure rights.^[1] But a recent Ninth Circuit decision is causing attorneys and clients to reconsider whether this traditionally conservative approach is simply too risky in Chapter 13 cases. HSBC Bank v. Blendheim (In re Blendheim), No. 13-35412, 2015 WL 5730015 (9th Cir. Oct.