This document discusses theories of branding, including what constitutes a brand and strategies for developing brands. It notes that a brand represents intangible qualities that create emotional responses in customers and influence their purchasing decisions. The document outlines several key elements that make for a successful brand, such as innovation, quality, and differentiation. It also discusses different branding strategies companies can employ, including line extensions, brand extensions, corporate branding, and developing a portfolio of brands. Overall, the document provides an overview of conceptualizations of brands and approaches to branding.