Translation of zerfallen

One of the users claimed that the speed of the website on facebook was very slow. Did you experience the same issue? Yes, I've also noticed that the site is a little slow, but not so slow as to find it necessary to advise you.
In plural there is no difference between the formal and the colloquial address form. Do you mean that you are using 3rd person singular form for the plural imperative? If so, I will change all entries so far.
I live in Cataluna in eastern Spain. I have learned in a language school in Berlin but unfortunately only for a short time. I am a waitress by profession and looking for a new job in my village.