title: How to Dispose resources when the WPF form close
body: <p>When i tried to analyze my WPF (MVVM) application,it is found that after opening a page memory is increasd and at the time of close this page,it won't free that memory.So that the performance analyzer shows no decrease in resource at the time of form close.
  After opening the particular page again,it is found that memor is again increase up to a level.It is still not disposing the memory.Please let me know if anyone know the reason.</p>
  
  <p>Regards
  Sreyas MN</p>