Jacek Olszewski


Jacek Olszewski

  • Professional customer service

    Professional customer service

    szczegóły szkoelnia Professional customer service
  • Advanced negotiation training

    Advanced negotiation training

    The art of negotiation is combined with the skill of solving conflicts, and what follows it with achieving our own goals considering in the same time the goals of our partner. During our training I will show you how to manage your own emotions and emotions of your partner in a negotiation situation, with what k... szczegóły szkoelnia Advanced negotiation training
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