Allied shelving and equipment, inc., sells and installs shelving systems. national deli, llc, contracted with allied to provide and install a parallel rack system (a series of large shelves) in national's warehouse. both parties were dissatisfied with the result. national filed a suit in a florida state court against allied, which filed a counterclaim. each contended that the other had materially breached the con- tract. the court applied common law contract principles to rule in national's favor on both claims. allied appealed, arguing that the court should have applied the ucc. when does a court apply common law principles to a contract that involves both goods and services? in this case, why might an appellate court rule that the ucc should be applied instead? explain.