Translation of barrier in German

All travel agents, but one, were all pritty unreliable as one could perceive immediately. We did not care for a dollar more or less and everybody promised the same which was not convincing.
Please correct me, if i misspelled something! Where are you living? What are you doing in your life? I hope it's okay if i correct your mistakes. I wish you could do the same for me, it will help my writing skills.
At Pisac we visited its 'once certainly authentic', 'today completely touristic' market. We enjoyed it anyway, ate fresh corncobs and bought a warm wool hat.