diff --git a/flow/controllers/car_following_models.py b/flow/controllers/car_following_models.py
index a26b52cb1..2840e291e 100755
--- a/flow/controllers/car_following_models.py
+++ b/flow/controllers/car_following_models.py
@@ -57,7 +57,7 @@ def __init__(self,
                  time_delay=0.0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate a CFM controller."""
         BaseController.__init__(
             self,
@@ -136,7 +136,7 @@ def __init__(self,
                  time_delay=0.0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate a Bilateral car-following model controller."""
         BaseController.__init__(
             self,
@@ -219,7 +219,7 @@ def __init__(self,
                  time_delay=0.0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate a Linear Adaptive Cruise controller."""
         BaseController.__init__(
             self,
@@ -299,7 +299,7 @@ def __init__(self,
                  time_delay=0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate an Optimal Vehicle Model controller."""
         BaseController.__init__(
             self,
@@ -377,7 +377,7 @@ def __init__(self,
                  time_delay=0.0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate a Linear OVM controller."""
         BaseController.__init__(
             self,
@@ -460,7 +460,7 @@ def __init__(self,
                  time_delay=0.0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True,
+                 display_warnings=False,
                  car_following_params=None):
         """Instantiate an IDM controller."""
         BaseController.__init__(
@@ -565,7 +565,7 @@ def __init__(self,
                  delay=0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate a Gipps' controller."""
         BaseController.__init__(
             self,
@@ -648,7 +648,7 @@ def __init__(self,
                  time_delay=0,
                  noise=0,
                  fail_safe=None,
-                 display_warnings=True):
+                 display_warnings=False):
         """Instantiate an Bando controller."""
         BaseController.__init__(
             self,
diff --git a/flow/core/kernel/simulation/traci.py b/flow/core/kernel/simulation/traci.py
index 7998b4d1b..2e29e1f30 100644
--- a/flow/core/kernel/simulation/traci.py
+++ b/flow/core/kernel/simulation/traci.py
@@ -273,8 +273,8 @@ def teardown_sumo(self):
     def save_emission(self, run_id=0):
         """Save any collected emission data to a csv file.
 
-        If not data was collected, nothing happens. Moreover, any internally
-        stored data by this class is clear whenever data is stored.
+        If no data was collected, nothing happens. Moreover, any internally
+        stored data by this class is cleared whenever data is stored.
 
         Parameters
         ----------
diff --git a/flow/core/kernel/vehicle/traci.py b/flow/core/kernel/vehicle/traci.py
index 8aabc1726..fba4240e3 100644
--- a/flow/core/kernel/vehicle/traci.py
+++ b/flow/core/kernel/vehicle/traci.py
@@ -1167,7 +1167,7 @@ def get_accel(self, veh_id, noise=True, failsafe=True):
         else:
             metric_name += '_no_noise'
         if failsafe:
-            metric_name += '_with_falsafe'
+            metric_name += '_with_failsafe'
         else:
             metric_name += '_no_failsafe'
 
@@ -1182,7 +1182,7 @@ def update_accel(self, veh_id, accel, noise=True, failsafe=True):
         else:
             metric_name += '_no_noise'
         if failsafe:
-            metric_name += '_with_falsafe'
+            metric_name += '_with_failsafe'
         else:
             metric_name += '_no_failsafe'
 
diff --git a/flow/core/rewards.py b/flow/core/rewards.py
index be2f0bbf8..33960f8cd 100755
--- a/flow/core/rewards.py
+++ b/flow/core/rewards.py
@@ -307,7 +307,7 @@ def punish_rl_lane_changes(env, penalty=1):
 
 
 def energy_consumption(env, gain=.001):
-    """Calculate power consumption of a vehicle.
+    """Calculate power consumption for all vehicle.
 
     Assumes vehicle is an average sized vehicle.
     The power calculated here is the lower bound of the actual power consumed
diff --git a/flow/data_pipeline/data_pipeline.py b/flow/data_pipeline/data_pipeline.py
index d569c31a9..059930207 100644
--- a/flow/data_pipeline/data_pipeline.py
+++ b/flow/data_pipeline/data_pipeline.py
@@ -18,7 +18,7 @@ def generate_trajectory_table(emission_files, trajectory_table_path, source_id):
     emission_files : list
         paths to the SUMO emission
     trajectory_table_path : str
-        path to the file fot S3 upload only
+        path to the file for S3 upload only
     source_id : str
         the source id of this simulation
     """