4 case studies

please choose any  FOUR case studies and write a case study analysis 

write for each one : 

 intro > explain the case and the problem

 body> summarize the case and give ways to solve it 

 con>what  is your recommendations  and your opinion and some pitfalls to avoid. 

 last> answer the questions ( that are below the  case )

please write original this will go thru plagiarism scan first  

no word count required as long you fellow the rules (around 1.5 pages each case )