Please capitalize where necessary: our relationship to "giving" is our relationship to evolution.
A: Our relationship to "giving" is our relationship to evolution.

Q: arroyo flies to germany for treatment report

A: Arroyo flies to Germany for treatment report

Q: output voltage: 30 v dc
A: Output voltage: 30 V DC

Problem: whatever game you choose to play, don't forget to opt-in to enjoy the 30% special refund on slot game action this month.
Can you repeat this sentence, but capitalize it?
Answer: Whatever game you choose to play, don't forget to opt-in to enjoy the 30% special refund on slot game action this month.

Text: did someone email you a qxt file and you're not sure how to open it? maybe you have found a qxt file on your computer and wondering what it's for? windows might tell you that you can't open it, or in the worst case, you might encounter a qxt file related error message.

Correct capitalization: Did someone email you a QXT file and you're not sure how to open it? Maybe you have found a QXT file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a QXT file related error message.

Text: photo of river boat with cars on the danube

Correct capitalization:
Photo of river boat with cars on the Danube