The core activity of Silver Management & Consulting AG encompasses three main areas: 1. **Marketing**: The company provides marketing services to support customers in promoting their products or services. 2. **Affiliate**: Silver Management & Consulting AG is also active in the affiliate marketing industry, which means it brokers or operates partner programs to generate commissions through customer referrals or sales. 3. **Real Estate**: Additionally, the company offers services in the real estate sector, including brokerage, management, or consulting of properties.