Please capitalize where necessary: the intimate 3-star nofo hotel, bw premier collection is set in södermalm district and offers bright guestrooms with a view over the courtyard.
A: The intimate 3-star Nofo Hotel, BW Premier Collection is set in Södermalm district and offers bright guestrooms with a view over the courtyard.
Q: about y304 : black agate and phoenix stone bracelet with extendable chain

A: About Y304 : black agate and phoenix stone bracelet with extendable chain
Q: computer software controls the reel display of modern slot machines.
A: Computer software controls the reel display of modern slot machines.
Problem: to get the prices and timetables please contact vv line.
Can you repeat this sentence, but capitalize it?
Answer: To get the prices and timetables please contact VV Line.
Text: the event is organised by aica denmark.

Correct capitalization: The event is organised by AICA Denmark.
Problem: that may sound simple enough; but the reality is that it is extremely difficult to build a crossover that does not color the sound and lets the the individual frequencies merge in the right way. apart from being hard to get the right sound out, multiway systems nomally require rather powerful amplifiers to produce the sound.
Can you repeat this sentence, but capitalize it?
Answer:
That may sound simple enough; but the reality is that it is extremely difficult to build a crossover that does not color the sound and lets the the individual frequencies merge in the right way. Apart from being hard to get the right sound out, multiway systems nomally require rather powerful amplifiers to produce the sound.