Text: the price comparison portal mchotel.de finds from this hotel 122 euro including breakfast.

Correct capitalization: The price comparison portal McHOTEL.de finds from this hotel 122 Euro including breakfast.

Text: see what love the father has given to us, that we should be called [the] children of god. for this reason the world knows us not, because it knew him not.

Correct capitalization: See what love the Father has given to us, that we should be called [the] children of God. For this reason the world knows us not, because it knew him not.

Text: you agree to our returns and exchange policy detailed here.

Correct capitalization: You agree to our Returns and Exchange Policy detailed here.

Text: for his doctorate steinhaus studied under hilbert 's supervision.

Correct capitalization:
For his doctorate Steinhaus studied under Hilbert 's supervision.