Take lots of photographs and keep notes, a video diary is also a great idea you can review it at the end of the day and make a short list from what you have seen.
If you need to return home without making any decision then so be it.They are more concerned with ensuring that they are showing you the exact type and location of properties.It is better to take your time when looking at properties and make simple notes as you go.
Write out a snagging list of defects and hand this to your agent and builder, pester them until everything is to your satisfaction.Relax and enjoy.
