Tips And Tricks

Hello Everyone … again! I took the advice on the last topic i create with the object how to make the walls of mansion n thanks a lot, it real helps. But again i want tips. I make the walls of ground floor and know i have 3 questions.

1st Question : When i want to make a wall which is a half of octagon or hexagon its much better to create a the shape and delete the half or to make 6 or 8 wall if is hexagon or octagon.

2nd Question : The walls between them i connect them in a strange way i thing ( I will show to you on photo ). Its okay or it has to connect them with different way ?

3rd Question : When i create the house its better to build it in different project or in the same project?

Thanks for your answers !