I am german living in S.A and my passport is about to expire. What requirements do I need to renew my German passport?

Piggybacked thread moved to a thread of its own.

Healthi, the reason the person gave you a negative comment, is that you posted your question as a "answer" to another question, so they did not understand or though your answer to them was not helpful.

These are not blogs, you will have to ask a new question when you have a new question.

To add more info to this question, merely answer your own question now.

Two forms of IDs and old passport. Details can be obtained from the nearest German embassy.