QUESTION: Fix punctuation: Debug at your customer site no debugger required works in release version too
ANS: Debug at your customer site, no debugger required, works in release version, too.

QUESTION: Fix punctuation: How important is the timely repair of apartments
ANS: How important is the timely repair of apartments?

QUESTION: Fix punctuation: c the assumption that the gravitational mass is Lorentz invariant
ANS: c) the assumption that the gravitational mass is Lorentz invariant.

QUESTION: Fix punctuation: It helps to store manage and access the data accordingly
ANS:
It helps to store, manage and access the data accordingly.