diff --git a/main.go b/main.go
index 9b64194..90cf478 100644
--- a/main.go
+++ b/main.go
@@ -30,8 +30,6 @@ func MakeVarnishList() []string {
 // PurgeHandler handles PURGE request to broadcast it to all varnish instances.
 func PurgeHandler(w http.ResponseWriter, r *http.Request) {
     var resp http.Response
-
-    // Retrieve URL sent and send an HTTP PURGE request to all varnish servers.
     url := r.URL.String()
     SendToVarnish(url)
     io.WriteString(w, resp.Status)
@@ -40,6 +38,9 @@ func PurgeHandler(w http.ResponseWriter, r *http.Request) {
 func SendToVarnish(url string) int {
     var status int
     var respListStatus []string
+
+    // Take url to ban as argument.
+    // Loop over the list of Varnish servers and send PURGE request to each.
     for i := 0; i < len(varnishList); i++ {
         client := &http.Client{}
         domain := strings.Trim(varnishList[i], "\r\n")