I need help fixing 2 things in build mode?

Can't post picture to this so i'm linking 2 screenshots i saved in OneDrive

https://1drv.ms/u/s!Ahwo6a4D4-WykykRw3_aQVumyNiq?e...

Am I able to cover this gap between the 1st floor and basement when having a foundation

https://1drv.ms/u/s!Ahwo6a4D4-WykyoA2FZJkQyWhO8a?e...

Is there a way to cover the weird edge neatly so I have have parts of my building overhang the lower floor(s)

Thank you for you time

There are no answers yet.
Be the first to answer this question.