Business system analysis

correct my work

 Schedule plan need detail and gantt chart

 add application architecture for 3.1

 do example of input/output for 3.4

 follow my picture redraw the use case design

 fix 4.2 use case descriptions

 a)add post conditions in each use case decription 

 b)scenario need two sides fix it.

 redraw design class diagram  my part is wrong

 choose two use case draw sequence diagram

 add table design in clss design

 add networking diagram

Dont copy any design and picture from internet