Add Information about Meldebescheinigung? And also the difference between anmeldung and Meldebescheinigung?

[nicbou]

The Meldebescheinigung is the piece of paper you get when doing the Anmeldung. The Anmeldung is the process, and the Meldebescheinigung is the result.

[marlonbernardes]

Thanks for clarifying it, @nicbou! Your contributions are always helpful and much appreciated!