diff --git a/cogs/cog_event.py b/cogs/cog_event.py
index 75334c9..8fda7d6 100644
--- a/cogs/cog_event.py
+++ b/cogs/cog_event.py
@@ -199,7 +199,9 @@ class CogEvent(Cog):
             start_date = start_date.replace(tzinfo=guild_timezone)
         except ValueError:
             # TODO Make a nice message
-            await ctx.respond("Could not parse the start date.")
+            await ctx.respond(
+                "Could not parse the start date. Please, make sure it is provided in `DD.MM.YYYY HH:MM` format."
+            )
             return
 
         try:
@@ -209,7 +211,9 @@ class CogEvent(Cog):
             end_date = end_date.replace(tzinfo=guild_timezone)
         except ValueError:
             # TODO Make a nice message
-            await ctx.respond("Could not parse the end date.")
+            await ctx.respond(
+                "Could not parse the end date. Please, make sure it is provided in `DD.MM.YYYY HH:MM` format."
+            )
             return
 
         if not await validate_event_validity(ctx, name, start_date, end_date, guild_timezone):
diff --git a/cogs/cog_guess.py b/cogs/cog_guess.py
index c472024..7b8edf0 100644
--- a/cogs/cog_guess.py
+++ b/cogs/cog_guess.py
@@ -43,7 +43,9 @@ class CogGuess(Cog):
 
         if user.current_event_id is None or user.current_stage_id is None:
             # TODO Make a nice message
-            await ctx.respond("You have no ongoing events.")
+            await ctx.respond(
+                "You have no ongoing events. You can register for events using the `/register` command."
+            )
             return
 
         try:
@@ -51,9 +53,7 @@ class CogGuess(Cog):
             stage: PycordEventStage = await self.bot.find_event_stage(user.current_stage_id)
         except (InvalidId, RuntimeError):
             # TODO Make a nice message
-            await ctx.respond(
-                "Your event could not be found. Please, report this issue to the event's management."
-            )
+            await ctx.respond("Your event could not be found. Please, contact the administrator.")
             return
 
         if ctx.channel_id != user.event_channels[str(event._id)]:
@@ -90,6 +90,7 @@ class CogGuess(Cog):
                 guild,
                 f"User **{ctx.author.display_name}** ({ctx.author.mention}) has completed the event",
             )
+
             return
 
         next_stage: PycordEventStage = await self.bot.find_event_stage(next_stage_id)
diff --git a/cogs/cog_stage.py b/cogs/cog_stage.py
index 4a6e3e1..67d03b9 100644
--- a/cogs/cog_stage.py
+++ b/cogs/cog_stage.py
@@ -294,7 +294,7 @@ class CogStage(Cog):
         await event_stage.purge(cache=self.bot.cache)
 
         # TODO Make a nice message
-        await ctx.respond("Okay.")
+        await ctx.respond("Event stage has been deleted.")
 
 
 def setup(bot: PycordBot) -> None:
diff --git a/cogs/cog_unregister.py b/cogs/cog_unregister.py
index 16e8065..d188fbd 100644
--- a/cogs/cog_unregister.py
+++ b/cogs/cog_unregister.py
@@ -70,7 +70,7 @@ class CogUnregister(Cog):
 
         # TODO Text channel must be locked and updated
 
-        await ctx.respond("Ok.")
+        await ctx.respond("You are no longer registered for this event.")
 
 
 def setup(bot: PycordBot) -> None: