diff --git a/autogpt/commands/file_context.py b/autogpt/commands/file_context.py
index c5e00b8f..107bc6d6 100644
--- a/autogpt/commands/file_context.py
+++ b/autogpt/commands/file_context.py
@@ -29,7 +29,8 @@ def agent_implements_context(agent: BaseAgent) -> bool:
 
 @command(
     "open_file",
-    "Open a file for editing, creating it if it does not exist yet",
+    "Open a file for editing, creating it if it does not exist yet."
+    " Note: if you only need to read or write a file once, use `write_to_file` instead.",
     {
         "file_path": {
             "type": "string",
diff --git a/autogpt/models/command.py b/autogpt/models/command.py
index a3369bb9..48f913cf 100644
--- a/autogpt/models/command.py
+++ b/autogpt/models/command.py
@@ -58,4 +58,4 @@ class Command:
             f"{param.name}: {param.type if param.required else f'Optional[{param.type}]'}"
             for param in self.parameters
         ]
-        return f"{self.name}: {self.description}. Params: ({', '.join(params)})"
+        return f"{self.name}: {self.description.rstrip('.')}. Params: ({', '.join(params)})"
diff --git a/autogpt/prompts/generator.py b/autogpt/prompts/generator.py
index 755a3689..c5e1c524 100644
--- a/autogpt/prompts/generator.py
+++ b/autogpt/prompts/generator.py
@@ -53,7 +53,7 @@ class PromptGenerator:
             params_string = ", ".join(
                 f'"{key}": "{value}"' for key, value in self.params.items()
             )
-            return f'{self.label}: "{self.name}". Params: ({params_string})'
+            return f'{self.label}: "{self.name.rstrip(".")}". Params: ({params_string})'
 
     def add_constraint(self, constraint: str) -> None:
         """
diff --git a/prompt_settings.yaml b/prompt_settings.yaml
index 4cdc0312..43818380 100644
--- a/prompt_settings.yaml
+++ b/prompt_settings.yaml
@@ -6,10 +6,12 @@ constraints: [
 resources: [
   'Internet access for searches and information gathering.',
   'The ability to read and write files.',
+  'You are a Large Language Model, trained on millions of pages of text, including a lot of factual knowledge. Make use of this factual knowledge to avoid unnecessary gathering of information.'
 ]
 best_practices: [
   'Continuously review and analyze your actions to ensure you are performing to the best of your abilities.',
   'Constructively self-criticize your big-picture behavior constantly.',
   'Reflect on past decisions and strategies to refine your approach.',
-  'Every command has a cost, so be smart and efficient. Aim to complete tasks in the least number of steps.'
+  'Every command has a cost, so be smart and efficient. Aim to complete tasks in the least number of steps.',
+  'Only make use of your information gathering abilities to find information that you don''t yet have knowledge of.'
 ]