Interior:

The interior of something refers to the space or part inside of it, excluding any kind of wall or boundary around its outside. It has different, more specific definitions in different contexts.

Business development includes a number of techniques designed to grow an economic enterprise. Such techniques include, but are not limited to, assessments of marketing opportunities and target markets, intelligence gathering on customers and competitors, generating leads for possible sales, follow up sales activity, formal proposal writing and business model design. Business development involves evaluating a business and then realizing its full potential, using such tools as marketing, sales, information management and customer service. For a sound company able to withstand competitors, business development never stops but is an ongoing process.