C# LINQ: For BettCodeWiz Only Wont Purchase Any Other

Upon further review of the previous assignment, you have determined that you can make your application (from Week 2) more efficient by adding LINQ search functionality. 
 
Please NOTE:  The RUBRIC for this assignment is attached to this assignment in the Materials section on the right.
 
Your application will need to implement ALL requirements from the Week 2 assignment.  The next requirements are in addition to the Week 2 requirements.
You will add elements (textboxes to the UI, drop down list, etc.) to allow the user to search the List Collection for First Name & Last Name.
You will implement LINQ queries in the code to provide the search capability listed in the previous Item (#1)
The following requirements detail the critical elements that will determine the grading criteria for your submission.  Please see the rubric below these requirements.
The application should compile and run successfully
The application should implement ALL elements from the Week 2 assignment.
The application should implement LINQ queries to provide search capabilities for the List collection.