Unfortunately, the search results do not provide specific information about the Business Growth Institute at http://www.businessgrowthinstitute.co.uk or its LinkedIn page. However, based on similar entities, business growth institutes typically offer training and consulting services aimed at helping businesses scale and improve their operations. Their target audience often includes entrepreneurs and executives seeking growth strategies. A unique selling proposition might involve personalized coaching and implementation tools tailored to each business's needs. Without direct access to the company's information, these details are speculative.