Why sometime it is important for companies to have indoor solutions instead of horizontal to get outsource?

Utilizing the most of the given strengths of the company within itself, helps and improves on individual prosperity, as well as on company's overall place. sometimes it is more practical, less time and money consuming having some solutions, developed and engaged from within the company, even if the solution itself has only been accepted and adopted for one project, the knowledge and experience can further be utilized in any other consequent project. The company broadens the spectrum of its capabilities, and its employees are enlightened with the new knowledge that helps their personal development.

Financial wise, utilizing the same work force is money saving, even though some investment into material needs to be made, compared to outsourcing both the material and workforce.