Gibraltar Industries, Inc. (the "Company") is a leading manufacturer and distributor of building products for residential, industrial, infrastructure, renewable energy and conservation markets. Our business strategy focuses on significantly elevating and accelerating the growth and financial returns of the Company. We strive to deliver best-in-class, sustainable value creation for our shareholders for the long-term. We believe this can be achieved from a transformational change in the Company's portfolio and its financial results. Our business strategy has four key elements, or "pillars," which are: operational excellence, product innovation, portfolio management, and acquisitions as a strategic accelerator.
Operational excellence is our first pillar in this strategy. We focus on reducing complexity, adjusting costs and simplifying our product offering through 80/20 initiatives ("80/20"). 80/20 is the practice of focusing on our largest and best opportunities (the "80") and eliminating complexity associated with less profitable opportunities (the "20"). The execution of 80/20 across our businesses, along with in-lining and market rate of demand replenishment initiatives, and outsourcing initiatives for our lower volume products provided to our customers to provide the appropriate value proposition, has and will continue to improve our profitability, investment in inventory and fixed assets, and our service levels to customers.
Product innovation is our second strategic pillar. Innovation is centered on the allocation of new and existing resources to opportunities that we believe will produce sustainable returns. Our focus is on driving top line growth with new and innovative products. We are focused on those products and technologies that have relevance to the end-user and can be differentiated from our competition. Our trade focus initiatives are tailored toward reallocating sales and new product development talent to target specific end user groups in order to better understand their needs and the various market opportunities that may be available. This effort is expected to produce ideas and opportunities that generate profitable growth. Our focus on innovation is centered on our current end markets, including, postal and parcel products, residential air management, infrastructure, renewable energy and conservation. These respective markets are expected to grow based on demand for: centralized mail and parcel delivery systems, including solutions for the last