diff --git a/PA04-0927/Makefile b/PA04-0927/Makefile
index 701a366..7e72b2e 100644
--- a/PA04-0927/Makefile
+++ b/PA04-0927/Makefile
@@ -1,6 +1,6 @@
 CC = gcc -Wall
-SOURCES = PA04_Main.c StateUtilities_LogN.c Console_IO_Utility.c File_Input_Utility.c File_Output_Utility.c
-OBJECTS = PA04_Main.o StateUtilities_LogN.o Console_IO_Utility.o File_Input_Utility.o File_Output_Utility.o
+SOURCES = PA04_Main.c BasicUtilities.c RoomUtilities.c CourseUtilities.c Console_IO_Utility.c File_Input_Utility.c File_Output_Utility.c
+OBJECTS = PA04_Main.o BasicUtilities.o RoomUtilities.o CourseUtilities.o Console_IO_Utility.o File_Input_Utility.o File_Output_Utility.o
 
 all: PA04_Main
 
diff --git a/PA04-0927/PA04_Main b/PA04-0927/PA04_Main
new file mode 100755
index 0000000..ff60b6b
Binary files /dev/null and b/PA04-0927/PA04_Main differ
diff --git a/PA04-0927/PA04_Main.c b/PA04-0927/PA04_Main.c
index b22a99b..5e0c447 100644
--- a/PA04-0927/PA04_Main.c
+++ b/PA04-0927/PA04_Main.c
@@ -31,7 +31,7 @@ int main( int argc, char **argv )
     rooms = createRoomArray( MAX_NUM_ROOMS );
     courses = createCourseArray( MAX_NUM_COURSES );
  
-    if( uploadData( "in_1.txt", courses, rooms ) ) 
+    if( uploadData( "InputFiles/in_6.txt", courses, rooms ) ) 
        {
         printf( "Start Solution Search\n" );
       
@@ -87,9 +87,70 @@ Dependencies: available tools as needed
 bool fitClassRooms( CourseArrayType *courses, 
                          RoomArrayType *rooms, int roomLevel, bool verboseFlag )
    {
-    // TODO: Create recursive backtracking function
-    //       to find correct assignment of specified courses to available c Rooms
-
+      int arrayIterator;
+      RoomDataType tempClassRoom;
+      CourseDataType tempCourse;
+      char buildingString[STD_STR_LEN];
+      char courseString[STD_STR_LEN];
+      // If all courses have been placed
+         // return true
+      if(roomLevel == rooms->size)
+      {
+         return true;
+      }
+      // setup for current classroom
+      deepCopyRoom(&tempClassRoom, rooms->array[roomLevel]);
+      deepCopyCourse(&tempCourse, courses->array[roomLevel]);
+      setRoomDataString(buildingString, tempClassRoom);
+      if(verboseFlag)
+      {
+         printf("\nRecursion Level %d: Seeking a fit for %s\n", roomLevel, buildingString);
+      }
+      for(arrayIterator = 0; arrayIterator < courses->size; arrayIterator++)
+      {
+         if(verboseFlag)
+         {
+            printSpaces(2);
+         }
+         // For Loop (Increments through courses)
+         if(courses->array[arrayIterator].available && 
+                tempClassRoom.roomCapacity > courses->array[arrayIterator].size)
+         {
+            // Test to find classroom
+               // If open and less than course size
+               // Set classroom associated index to course
+            rooms->array[roomLevel].associatedIndex = arrayIterator;
+               // Set course as unavailable
+            courses->array[arrayIterator].available = false;
+            setCourseDataString(courseString, courses->array[arrayIterator]);
+            if(verboseFlag)
+            {
+               printSpaces(2);
+               printf("Trying Course Name: %s, Course Size: %d - Success!\n", courses->array[arrayIterator].courseName, courses->array[arrayIterator].size);
+               printSpaces(6);
+               printf("Course Name: %s, Course Size: %d will fit in %s\n", tempCourse.courseName, tempCourse.size, buildingString);
+            }
+            // Call and check next recursion
+            if(fitClassRooms(courses, rooms, roomLevel + 1, verboseFlag))
+            {
+               return true;
+            }
+               // Unset classroom associated index to course
+            tempClassRoom.associatedIndex = NO_CLASS;
+               // Set course as available
+            courses->array[arrayIterator].available = true;
+         }
+         if(verboseFlag)
+         {
+            printf("  Trying Course Name: %s, Course Size: %d - Failed!\n", courses->array[arrayIterator].courseName, courses->array[arrayIterator].size);
+         }
+         // end for loop
+      }
+      if(verboseFlag)
+      {
+         printf("\nCourse Name: %s, Course Size: %d - recursion fell back to Recursion Level %d\n", tempCourse.courseName, tempCourse.size, roomLevel - 1);
+         printSpaces(2);
+      }
     return false;
    }
 
diff --git a/PA04-0927/build/Debug/outDebug b/PA04-0927/build/Debug/outDebug
new file mode 100755
index 0000000..ba69fec
Binary files /dev/null and b/PA04-0927/build/Debug/outDebug differ