Great Lakes Financial Services Group offers financial services, but specific details about their services are not provided in the search results. However, based on similar companies, they likely provide investment advisory services, insurance brokerage, and other financial consulting activities. Their target audience may include individuals and businesses seeking financial planning and investment advice. The unique selling proposition (USP) could be personalized financial solutions tailored to clients' needs, but this is speculative without direct information from their website or LinkedIn profile. For precise details, visiting their website or LinkedIn page is recommended.