- Being fit,
- Weight lifting.
- Graphics 4 D, the web-site design (moving drawing 2 D, 3 D and 4 D).
- I speed up old computers. Later they work faster than new ones bought in the store.
- Insulation of bathrooms, saunas and swimming pools.
- Perfectly cut hedges.
- Skis, swimming, billiards (pool), music, films, motorisation (Honda).