A  management  information  system  (MIS)  provides  information  for  managing  an organization.The  computerized  MISs  generate  information  for  monitoring  performance,  maintaining  coordination,  and  providing  background  information  about  the organization’s operation.Users  include  both  managers  and  the  employees  who  receive  feedback  about  performance  indicators  such  as  productivity. Coordination  of  center  and  its  branch,  main  critical  success  factor  for  the  firm,  will  be  discussed  in  the  proposed  system.One  reason  to  focus  on  the  coordination  of  center  and  its  branch  is  that  the  database  established  for  this  plays  a  significant  role  in  other  critical  success  factors  such  as  giving  importance  to  customer  preferences, control  of  used  car,  accurate  pricing.IS  provides  an  improvement  in  the  processes  that  affects  business  process  performance  and  service  performance  of  Prestij  Agency. The  proposed  system  improves  the  keeping  record  of  customers  by  changing  the  methods  used  by  the  steps  in  the  business  process.In  the  new  system,  the  database  keeps  the  records  and  computerized  system  provides  better  coordination.Changing  the  system  makes  the  process  more  efficient  (minimizing  the  burden  of  record  keeping)  in  addition  to  making  other  activities  unnecessary  such  as  sending  data  on  telephone,  fax  or  on  hand.In  order  to  make  the  proposed  system  feasible;  employees  with  the  lack  of  knowledge  of  using  computers  and  programs,  should  be  trained. 1-EXTERNAL SPECIFICATIONS In  Prestij  Rent  A  Car,  the  lack  of  using  regular  forms  causes  the  agency  to  have  problems  with  its  customers  and  suppliers.With  the  use  of  new  design,  electronic  forms are  considered  to  make  the  data  entry  process  more  structured  and  consistent.   Purchase...