Typically, you connect through a German ancestor. Sometimes it may suffice, if your ancestor was only a resident of Germany.
Most commonly people qualify, whose German ancestors were persecuted by the Nazis between 1933 and 1945. Nowadays, the Federal Government acknowledges Germany's historical responsibility and welcomes the vote of confidence of those, who choose to re-join the German community as a citizen. You don’t need to move to Germany, or speak the language. Find out here, if you are eligible.
You may also email us your thoughts, why else you may qualify for German citizenship. We will get back to you shortly with our view at your story.