diff --git a/fftool/__init__.py b/fftool/__init__.py
index a8812eb..3df9425 100644
--- a/fftool/__init__.py
+++ b/fftool/__init__.py
@@ -22,6 +22,10 @@ FILE_PREFS = 'prefs.ini'
 PLUS = '+'
 
 
-def local(cmd):
-    output = Popen(cmd, stdout=PIPE, shell=True)
-    return output.stdout.read().strip()
+def local(cmd, logging=False):
+    proc = Popen(cmd, stdout=PIPE, shell=True)
+    if logging:
+        # return proc.stdout.read().strip()
+        for line in iter(proc.stdout.readline, b''):
+            print(line.strip())
+    proc.stdout.close()
diff --git a/fftool/arg_parser.py b/fftool/arg_parser.py
index 02d78d2..ab62729 100644
--- a/fftool/arg_parser.py
+++ b/fftool/arg_parser.py
@@ -41,17 +41,23 @@ def arg_parser():
               (i.e. stage+mozfull, pre-prod+mozstd, etc.)'
     )
 
+    parser.add_argument(
+        '-l',
+        '--logging',
+        action='store_true',
+        help="Output Firefox logging."
+    )
+
     parser.add_argument(
         '--no-launch',
         action='store_true',
-        help="Whether or not to launch a Firefox instance."
+        help="Don't launch a Firefox instance (aka: install only)."
     )
 
     parser.add_argument(
         '--no-profile',
         action='store_true',
-        help="Whether to create a profile. This is used for the daily \
-              refresh job."
+        help="Don't create a Firefox profile (aka: install only)."
     )
 
     parser.add_argument(
diff --git a/fftool/firefox_run.py b/fftool/firefox_run.py
index 438d824..0968293 100755
--- a/fftool/firefox_run.py
+++ b/fftool/firefox_run.py
@@ -10,7 +10,7 @@ env = IniHandler()
 env.load_os_config(DIR_CONFIGS)
 
 
-def launch_firefox(profile_path, channel):
+def launch_firefox(profile_path, channel, logging):
     """relies on the other functions (download, install, profile)
     having completed.
     """
@@ -25,4 +25,4 @@ def launch_firefox(profile_path, channel):
 
     cmd = '"{0}" -profile "{1}"'.format(FIREFOX_APP_BIN, profile_path)
     print('CMD: ' + cmd)
-    local(cmd)
+    local(cmd, logging)
diff --git a/fftool/main.py b/fftool/main.py
index 10dffd2..96c7c7e 100755
--- a/fftool/main.py
+++ b/fftool/main.py
@@ -44,7 +44,8 @@ def main():
 
     # LAUNCH
     if not options.no_launch:
-        launch_firefox(profile_path, channel=options.channel)
+        launch_firefox(profile_path, channel=options.channel,
+                       logging=options.logging)
 
 
 if __name__ == '__main__':