diff --git a/gamestonk_terminal/discovery/alpha_vantage_api.py b/gamestonk_terminal/discovery/alpha_vantage_api.py
index 28e22ae59e7..01fd3723edc 100644
--- a/gamestonk_terminal/discovery/alpha_vantage_api.py
+++ b/gamestonk_terminal/discovery/alpha_vantage_api.py
@@ -13,7 +13,9 @@ def sectors(l_args):
         S&P500 incumbents. Pops plot in terminal. [Source: Alpha Vantage]""",
     )
 
-    parse_known_args_and_warn(parser, l_args)
+    ns_parser = parse_known_args_and_warn(parser, l_args)
+    if not ns_parser:
+        return
 
     sector_perf = SectorPerformances(
         key=cfg.API_KEY_ALPHAVANTAGE, output_format="pandas"
diff --git a/gamestonk_terminal/discovery/spachero_api.py b/gamestonk_terminal/discovery/spachero_api.py
index b308e3a8807..66403726f28 100644
--- a/gamestonk_terminal/discovery/spachero_api.py
+++ b/gamestonk_terminal/discovery/spachero_api.py
@@ -10,7 +10,9 @@ def spachero(l_args):
         description="""Great website for SPACs research. [Source: www.spachero.com]""",
     )
 
-    parse_known_args_and_warn(parser, l_args)
+    pns_parser = arse_known_args_and_warn(parser, l_args)
+    if not ns_parser:
+        return
 
     webbrowser.open("https://www.spachero.com")
     print("")
diff --git a/gamestonk_terminal/discovery/unusual_whales_api.py b/gamestonk_terminal/discovery/unusual_whales_api.py
index 677256f6763..664f856d68a 100644
--- a/gamestonk_terminal/discovery/unusual_whales_api.py
+++ b/gamestonk_terminal/discovery/unusual_whales_api.py
@@ -10,7 +10,9 @@ def unusual_whales(l_args):
         description="""Good website for SPACs research. [Source: www.unusualwhales.com]""",
     )
 
-    parse_known_args_and_warn(parser, l_args)
+    ns_parser = parse_known_args_and_warn(parser, l_args)
+    if not ns_parser:
+        return
 
     webbrowser.open("https://unusualwhales.com/spacs")
     print("")
diff --git a/gamestonk_terminal/due_diligence/business_insider_api.py b/gamestonk_terminal/due_diligence/business_insider_api.py
index 9cb8ef0e8af..63ca11b3dc9 100644
--- a/gamestonk_terminal/due_diligence/business_insider_api.py
+++ b/gamestonk_terminal/due_diligence/business_insider_api.py
@@ -123,7 +123,9 @@ def estimates(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         url_market_business_insider = (
             f"https://markets.businessinsider.com/stocks/{s_ticker.lower()}-stock"
diff --git a/gamestonk_terminal/due_diligence/financial_modeling_prep_api.py b/gamestonk_terminal/due_diligence/financial_modeling_prep_api.py
index 0c7f5ed8faa..9163bf02149 100644
--- a/gamestonk_terminal/due_diligence/financial_modeling_prep_api.py
+++ b/gamestonk_terminal/due_diligence/financial_modeling_prep_api.py
@@ -16,7 +16,9 @@ def rating(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         df_fa = fa.rating(s_ticker, cfg.API_KEY_FINANCIALMODELINGPREP)
         print(df_fa)
diff --git a/gamestonk_terminal/fundamental_analysis/alpha_vantage_api.py b/gamestonk_terminal/fundamental_analysis/alpha_vantage_api.py
index fc17b086975..ae2eea1aa90 100644
--- a/gamestonk_terminal/fundamental_analysis/alpha_vantage_api.py
+++ b/gamestonk_terminal/fundamental_analysis/alpha_vantage_api.py
@@ -34,7 +34,9 @@ def overview(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         # Request OVERVIEW data from Alpha Vantage API
         s_req = f"https://www.alphavantage.co/query?function=OVERVIEW&symbol={s_ticker}&apikey={cfg.API_KEY_ALPHAVANTAGE}"
@@ -100,7 +102,9 @@ def key(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         # Request OVERVIEW data
         s_req = f"https://www.alphavantage.co/query?function=OVERVIEW&symbol={s_ticker}&apikey={cfg.API_KEY_ALPHAVANTAGE}"
diff --git a/gamestonk_terminal/fundamental_analysis/business_insider_api.py b/gamestonk_terminal/fundamental_analysis/business_insider_api.py
index e1862fa9cda..4811c2585be 100644
--- a/gamestonk_terminal/fundamental_analysis/business_insider_api.py
+++ b/gamestonk_terminal/fundamental_analysis/business_insider_api.py
@@ -17,7 +17,9 @@ def management(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         url_market_business_insider = (
             f"https://markets.businessinsider.com/stocks/{s_ticker.lower()}-stock"
diff --git a/gamestonk_terminal/fundamental_analysis/financial_modeling_prep_api.py b/gamestonk_terminal/fundamental_analysis/financial_modeling_prep_api.py
index c8554d1c198..d2f74178101 100644
--- a/gamestonk_terminal/fundamental_analysis/financial_modeling_prep_api.py
+++ b/gamestonk_terminal/fundamental_analysis/financial_modeling_prep_api.py
@@ -26,7 +26,9 @@ def profile(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         df_fa = fa.profile(s_ticker, cfg.API_KEY_FINANCIALMODELINGPREP)
         clean_df_index(df_fa)
@@ -57,7 +59,9 @@ def quote(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         df_fa = fa.quote(s_ticker, cfg.API_KEY_FINANCIALMODELINGPREP)
 
diff --git a/gamestonk_terminal/fundamental_analysis/finviz_api.py b/gamestonk_terminal/fundamental_analysis/finviz_api.py
index 71c85512a95..3bdc999ff62 100644
--- a/gamestonk_terminal/fundamental_analysis/finviz_api.py
+++ b/gamestonk_terminal/fundamental_analysis/finviz_api.py
@@ -24,7 +24,9 @@ def screener(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         d_finviz_stock = finviz.get_stock(s_ticker)
         df_fa = pd.DataFrame.from_dict(
diff --git a/gamestonk_terminal/fundamental_analysis/yahoo_finance_api.py b/gamestonk_terminal/fundamental_analysis/yahoo_finance_api.py
index d16617e433b..5f1c413940c 100644
--- a/gamestonk_terminal/fundamental_analysis/yahoo_finance_api.py
+++ b/gamestonk_terminal/fundamental_analysis/yahoo_finance_api.py
@@ -36,7 +36,9 @@ def info(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         stock = yf.Ticker(s_ticker)
         df_info = pd.DataFrame(stock.info.items(), columns=["Metric", "Value"])
@@ -93,7 +95,9 @@ def shareholders(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         stock = yf.Ticker(s_ticker)
         pd.set_option("display.max_colwidth", None)
@@ -165,7 +169,9 @@ def sustainability(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         stock = yf.Ticker(s_ticker)
         pd.set_option("display.max_colwidth", None)
@@ -214,7 +220,9 @@ def calendar_earnings(l_args, s_ticker):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         stock = yf.Ticker(s_ticker)
         df_calendar = stock.calendar
diff --git a/gamestonk_terminal/main_helper.py b/gamestonk_terminal/main_helper.py
index cff2442a19f..410254bfc98 100644
--- a/gamestonk_terminal/main_helper.py
+++ b/gamestonk_terminal/main_helper.py
@@ -74,7 +74,10 @@ def clear(l_args, s_ticker, s_start, s_interval, df_stock):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return "", "", "", pd.DataFrame()
+
         print("Clearing stock ticker to be used for analysis\n")
         return "", "", "", pd.DataFrame()
 
diff --git a/gamestonk_terminal/sentiment/stocktwits_api.py b/gamestonk_terminal/sentiment/stocktwits_api.py
index 36e5793693e..f8e2ccd75b8 100644
--- a/gamestonk_terminal/sentiment/stocktwits_api.py
+++ b/gamestonk_terminal/sentiment/stocktwits_api.py
@@ -113,7 +113,9 @@ def trending(l_args):
     )
 
     try:
-        parse_known_args_and_warn(parser, l_args)
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
         result = requests.get("https://api.stocktwits.com/api/2/trending/symbols.json")
         if result.status_code == 200: