1. Use always fresh coffee beans and keep them fresh
    2. Grid them by yourself at home
    3. Pay attention at water quality. If possible use bottled spring water
    4. Softened or distilled water are not good for coffee
    5. Do not use cheap filters. May be “oxygen-bleached” or “dioxin-free” paper filters
    6. Avoid skimping on the coffee
    7. Heat is also important. Boiling, reheating turn the coffee bad-tasting
    8. Your equipment should be clean.