operating on battery: yes

How would the previous sentence be correctly capitalized?
Answer: Operating on battery: yes
check rates and availability for backpackers bcn casanova. then proceed to booking.

How would the previous sentence be correctly capitalized?
Answer: Check rates and availability for Backpackers BCN Casanova. Then proceed to booking.
it is an area very quiet and well communicated with the lienas 1 and 2 metro and renfe trains.

How would the previous sentence be correctly capitalized?
Answer: It is an area very quiet and well communicated with the lienas 1 and 2 Metro and Renfe trains.
synchronise your time zone with the chat time.

How would the previous sentence be correctly capitalized?
Answer: Synchronise your time zone with the chat time.