Can someone decypher this writing for me?

[Joe N]

Can someone translate this name and unit for me? Thanks very much,
Joe

[Notebaert David]

Helmut Braungart?

[Joe N]

Thank you, I will try this, take care

[Mark C. Yerger]

2nd Training Company (seems for special duties) of

Grenadier Ersatz und Ausbildungs Bataillon 260 (training and replacement battalion). Stationed in Prag most of the war and provided replacements for Division Nr. 173 (evolved from 173.Reserve Division) and Division Nr. 193 (held that designation from formation in Dec 1939)

Mark C. Yerger