can't wait for 3rd and 4th class

0

hey .. thank you for this amazing class ! 

i have some issue with rotation with some object's 
they are not rotate in the center of the object ! 

and is there any good why to know the short cuts because some times i forget the short cut and i can't fined the button that i should to press

and  i'm a revit  user pales  explain to me how can i bring my project  from revit to blender 


**sorry for my bad English :( 


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can't wait for 3rd and 4th class - image 4 - student projectcan't wait for 3rd and 4th class - image 5 - student projectcan't wait for 3rd and 4th class - image 6 - student projectcan't wait for 3rd and 4th class - image 7 - student project