Small claims courts have very low limits. So he would need to sue in a federal court ( unless it is a state chartered bank ), which takes time and costs a lot o

Small claims courts have very low limits. So he would need to sue in a federal court ( unless it is a state chartered bank ), which takes time and costs a lot of money. This is why one should have multiple bank accounts spread all over jurisdictions as well as keep some cash and credit lines ( also spread among different banks )