diff --git a/.gitignore b/.gitignore
index 5b6a065..a3ed104 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@
 .Rhistory
 .RData
 .Ruserdata
+ml-10M100K
+movielens-recommendation-system.Rproj
diff --git a/README.txt b/README.txt
deleted file mode 100644
index 077d86c..0000000
--- a/README.txt
+++ /dev/null
@@ -1 +0,0 @@
-intentionally left blank
diff --git a/movielens-recommendation-system.pdf b/movielens-recommendation-system.pdf
index 85caba9..bf67b9a 100644
Binary files a/movielens-recommendation-system.pdf and b/movielens-recommendation-system.pdf differ