diff --git a/LICENSE b/LICENSE
index 4b8dcec..6255e97 100644
--- a/LICENSE
+++ b/LICENSE
@@ -18,4 +18,4 @@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
\ No newline at end of file
+SOFTWARE.
diff --git a/README.md b/README.md
index 72212ad..c36ecdd 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,6 @@
 this tool will take a csv (or a folder of them) from Discord Chat Exporter and create a new list of unique IDs.
 Made to get all active users from a discord server.
 
-> py ./main.py [csv file or dir] [output csv]
\ No newline at end of file
+> py ./main.py [csv file or dir] [output csv]
+ 
+Use the same output between multiple runs works and takes into account old data to ensure no dupes
diff --git a/requirements.txt b/requirements.txt
index 449e959..f8804f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-pandas~=1.3.1
\ No newline at end of file
+pandas~=1.3.1