Please capitalize where necessary: 9 with onesimus, a faithful and beloved brother, who is one of you. they shall make known unto you all things which are done here.
A: 9 With Onesimus, a faithful and beloved brother, who is one of you. They shall make known unto you all things which are done here.

Please capitalize where necessary: messages from 51 total 58
A: Messages from 51 total 58

Please capitalize where necessary: gp racing is expensive and needs justification and, while most technologies can be developed without going near a racetrack, manufacturers gain valuable insights from the racing environment.
A: GP racing is expensive and needs justification and, while most technologies can be developed without going near a racetrack, manufacturers gain valuable insights from the racing environment.

Please capitalize where necessary: all the large rooms are bright and look out to the street. one of them has a small lounge, separated by an arch, in which you can relax after a busy day.
A:
All the large rooms are bright and look out to the street. One of them has a small lounge, separated by an arch, in which you can relax after a busy day.