What growth strategies are available to firms that want to expand their sales?

Growth strategies are based on relationships with existing company offerings and existing markets.At any given time a firm is selling its existing products to its existing markets.Logically,growth can come from selling more of the firm's existing products to its existing markets (market penetration),selling existing products to new markets (market development),selling new products to existing markets (product development),or selling new products to new markets (diversification).