Please capitalize where necessary: it is, for example, an ergative language, which means there is a special case marker for the subject of transitive verbs.
A: It is, for example, an ergative language, which means there is a special case marker for the subject of transitive verbs.
Q: the problem was to determine the resultant vibration produced by all the wavelets reaching any point behind the diffracter.

A: The problem was to determine the resultant vibration produced by all the wavelets reaching any point behind the diffracter.
Q: 20. february 2014, 3 weeks and 5 days old
A: 20. February 2014, 3 weeks and 5 days old
Problem: your qd2 file analysis report will then be displayed directly below in this browser window.
Can you repeat this sentence, but capitalize it?
Answer: Your QD2 file analysis report will then be displayed directly below in this browser window.
Text: this is why buttons now have surfaces that allow fingers to tell them apart, and a distinct clicking sensation.

Correct capitalization: This is why buttons now have surfaces that allow fingers to tell them apart, and a distinct clicking sensation.
Problem: contact me to hear more about the classic traps, and let us discuss the opportunities for you to succeed in implementing your strategies
Can you repeat this sentence, but capitalize it?
Answer:
Contact me to hear more about the classic traps, and let us discuss the opportunities for you to succeed in implementing your strategies