The document discusses different types of brand architecture structures including branded house, endorsed brands, and house of brands. It provides examples of each type such as FedEx using a masterbrand structure under the branded house model. Marriott International is an example of an endorsed brand where the company name endorses individual product brands. Procter & Gamble is an example of a house of brands structure where each product line has its own unique branding. The document also outlines key steps to defining the right brand strategy such as clarifying the value proposition, segmentation, brand pillars, benefits, and compelling reasons to believe. It provides questions to consider when evaluating an expansion or addition of a new brand to a portfolio.