diff --git a/.serena/memories/glossary.md b/.serena/memories/glossary.md
deleted file mode 100644
index 0002784b..00000000
--- a/.serena/memories/glossary.md
+++ /dev/null
@@ -1,2 +0,0 @@
-
-us: UnifiedSymbolInformation (return format of many low-level language server symbol requests)
diff --git a/src/serena/symbol.py b/src/serena/symbol.py
index caef4bd5..da2c7c01 100644
--- a/src/serena/symbol.py
+++ b/src/serena/symbol.py
@@ -188,9 +188,7 @@ class NamePathMatcher(ToStringMixin):
 
 
 class LanguageServerSymbol(Symbol, ToStringMixin):
-    def __init__(
-        self, symbol_root_from_ls: UnifiedSymbolInformation, docstring: str | None = None, signature_string: str | None = None
-    ) -> None:
+    def __init__(self, symbol_root_from_ls: UnifiedSymbolInformation) -> None:
         self.symbol_root = symbol_root_from_ls
 
     def _tostring_includes(self) -> list[str]:
@@ -498,7 +496,7 @@ class LanguageServerSymbolRetriever:
         self._ls_manager: LanguageServerManager = ls_manager
         self.agent = agent
 
-    def request_info(self, relative_file_path: str, line: int, column: int) -> str | None:
+    def _request_info(self, relative_file_path: str, line: int, column: int) -> str | None:
         """Retrieves information (in a sanitized format) about the symbol at the desired location,
         typically containing the docstring and signature.
 
@@ -509,40 +507,27 @@ class LanguageServerSymbolRetriever:
         if hover_info is None:
             return None
         contents = hover_info["contents"]
-        try:
-            # Handle various response formats
-            if isinstance(contents, list):
-                # Array format: extract all parts and join them
-                stripped_parts = []
-                for part in contents:
-                    if isinstance(part, str) and (stripped_part := part.strip()):
-                        stripped_parts.append(stripped_part)
-                    else:
-                        # should be a dict with "value" key
-                        stripped_parts.append(part["value"].strip())  # type: ignore
-                return "\n".join(stripped_parts) if stripped_parts else None
-            if isinstance(contents, dict) and (stripped_contents := contents.get("value", "").strip()):
-                return stripped_contents
-            if isinstance(contents, str) and (stripped_contents := contents.strip()):
-                return stripped_contents
-        except (KeyError, IndexError, TypeError):
-            pass
+        # Handle various response formats
+        if isinstance(contents, list):
+            # Array format: extract all parts and join them
+            stripped_parts = []
+            for part in contents:
+                if isinstance(part, str) and (stripped_part := part.strip()):
+                    stripped_parts.append(stripped_part)
+                else:
+                    # should be a dict with "value" key
+                    stripped_parts.append(part["value"].strip())  # type: ignore
+            return "\n".join(stripped_parts) if stripped_parts else None
+        if isinstance(contents, dict) and (stripped_contents := contents.get("value", "").strip()):
+            return stripped_contents
+        if isinstance(contents, str) and (stripped_contents := contents.strip()):
+            return stripped_contents
         return None
 
-    def request_info_for_us(self, us: UnifiedSymbolInformation) -> str | None:
-        relative_path = us["location"]["relativePath"]
-        if relative_path is None:
-            return None
-        return self.request_info(
-            relative_file_path=relative_path,
-            # we need to use selectionRange for hover,
-            # as range typically starts at the symbol definition (at def, class, etc.) where no hover info is available
-            line=us["selectionRange"]["start"]["line"],
-            column=us["selectionRange"]["start"]["character"],
-        )
-
     def request_info_for_symbol(self, symbol: LanguageServerSymbol) -> str | None:
-        return self.request_info_for_us(symbol.symbol_root)
+        if None in [symbol.relative_path, symbol.line, symbol.column]:
+            return None
+        return self._request_info(relative_file_path=symbol.relative_path, line=symbol.line, column=symbol.column)  # type: ignore[arg-type]
 
     def get_root_path(self) -> str:
         return self._ls_manager.get_root_path()
diff --git a/src/serena/tools/jetbrains_tools.py b/src/serena/tools/jetbrains_tools.py
index 7fa4b553..3e70ba8c 100644
--- a/src/serena/tools/jetbrains_tools.py
+++ b/src/serena/tools/jetbrains_tools.py
@@ -177,8 +177,8 @@ class JetBrainsTypeHierarchyTool(Tool, ToolMarkerSymbolicRead, ToolMarkerOptiona
         :param name_path: name path of the symbol for which to get the type hierarchy.
         :param relative_path: the relative path to the file containing the symbol.
         :param hierarchy_type: which hierarchy to retrieve: "super" for parent classes/interfaces,
-            "sub" for subclasses/implementations, or "both" for both directions.
-        :param depth: depth limit for hierarchy traversal (None or 0 for unlimited).
+            "sub" for subclasses/implementations, or "both" for both directions. Default is "sub".
+        :param depth: depth limit for hierarchy traversal (None or 0 for unlimited). Default is 1.
         :param max_answer_chars: max characters for the JSON result. If exceeded, no content is returned.
             -1 means the default value from the config will be used.
         :return: Compact JSON with file-grouped hierarchy. Error string if not applicable.
diff --git a/src/serena/tools/symbol_tools.py b/src/serena/tools/symbol_tools.py
index 814c8d5c..9ccd5350 100644
--- a/src/serena/tools/symbol_tools.py
+++ b/src/serena/tools/symbol_tools.py
@@ -114,14 +114,15 @@ class FindSymbolTool(Tool, ToolMarkerSymbolicRead):
 
         :param name_path_pattern: the name path matching pattern (see above)
         :param depth: depth up to which descendants shall be retrieved (e.g. use 1 to also retrieve immediate children;
-            for the case where the symbol is a class, this will return its methods).
+            for the case where the symbol is a class, this will return its methods). Default 0.
         :param relative_path: Optional. Restrict search to this file or directory. If None, searches entire codebase.
             If a directory is passed, the search will be restricted to the files in that directory.
             If a file is passed, the search will be restricted to that file.
             If you have some knowledge about the codebase, you should use this parameter, as it will significantly
             speed up the search as well as reduce the number of results.
         :param include_body: whether to include the symbol's source code. Use judiciously.
-        :param include_info: whether to include additional info about the symbol (ignored if include_body is True).
+        :param include_info: whether to include additional info (hover-like, typically including docstring and signature),
+            about the symbol (ignored if include_body is True). Default True, info is never included for child symbols.
         :param include_kinds: List of LSP symbol kind integers to include.
             If not provided, all kinds are included.
         :param exclude_kinds: Optional. List of LSP symbol kind integers to exclude. Takes precedence over `include_kinds`.