Verb conjugation of "infringir" in Spanish

My wife an I have decided that as long as our children were small and would not have to go to school we need to take advantage of our freedom and travel as much as possible. Later this year we will go to Costa Rica.
To grow from there was the right decision. That means that I should find the decision makers of predefined websites, and do not need to search the Web for potential buyers generally.
Of course I understand the reasons. I live in Thun, which is not far from Bern, our capital city. How come your Spanish is so good? Have you ever been to Switzerland. You are most welcome.