The core activity of W-Cooperations is divided into two main areas: 1. **Sales of ThetaHealing® products and materials**: The company distributes books, seminar materials, dietary supplements, and other articles related to ThetaHealing®, a spiritual healing method. 2. **Website creation and marketing services**: W-Cooperations offers services for self-employed individuals, including the creation of standard websites, production of advertising materials (e.g. flyers, business cards), and other marketing services.