Thanks a lot for the design. Overall we are very happy with the design output, so good job!
Here's our comments after reviewed with Alan (I've copied Eve in this, just in case anyone of you need further clarifications and she can help to translate) :-
Overall line weight of sketches needs to be lighter. Not too many sketchy lines because this should be a detailed design development phase that are ready for 3d max rendering next. Client is very particular about 'modern design clean line' and we can only show good rendering to tell them our design stories.
Here are some of the few straight lines perspectives example.