Translation of involve in Spanish

We felt a little dumb and waited for the hot water. The boiler seemed not to work and we started to become upset. We asked the technician to come once again and he admitted his mistake.
This site is a good website for me, because I don't know many people to talk to in English. But I am at the beginning of my way, since I am mother of two and I do not have enough time to practice.
The town on the other side of the border is called Arica. You immediately see the difference to Peru. Fast food chains, brand names and modern stores appear all over the city.