Originations of nonprime mortgages in 2017 are the strongest they have been since the financial crisis but remain well below levels seen before then. Lenders are looking to lean on loan originators and borrowers in an effort to increase volume. Angel Oak Companies is on track to originate more than $1.1 billion of non-qualified mortgages this year, according to the firm. The nonbank has three lending units that largely focus on nonprime mortgages and the $1.1 billion in production will be a company record. “Clearly, investors, brokers and consumers are...