diff --git a/src/interpreter/expressions/access.rs b/src/interpreter/expressions/access.rs
new file mode 100644
index 00000000..f52de15b
--- /dev/null
+++ b/src/interpreter/expressions/access.rs
@@ -0,0 +1,5 @@
+/*!
+ * Field access operations
+ */
+
+use super::*;
\ No newline at end of file
diff --git a/src/interpreter/expressions/builtins.rs b/src/interpreter/expressions/builtins.rs
new file mode 100644
index 00000000..05a18c6e
--- /dev/null
+++ b/src/interpreter/expressions/builtins.rs
@@ -0,0 +1,5 @@
+/*!
+ * Builtin box methods and birth methods
+ */
+
+use super::*;
\ No newline at end of file
diff --git a/src/interpreter/expressions/calls.rs b/src/interpreter/expressions/calls.rs
new file mode 100644
index 00000000..fc6af38b
--- /dev/null
+++ b/src/interpreter/expressions/calls.rs
@@ -0,0 +1,5 @@
+/*!
+ * Method calls and from delegation calls
+ */
+
+use super::*;
\ No newline at end of file
diff --git a/src/interpreter/expressions.rs b/src/interpreter/expressions/mod.rs
similarity index 99%
rename from src/interpreter/expressions.rs
rename to src/interpreter/expressions/mod.rs
index 4b6abb01..990da2d2 100644
--- a/src/interpreter/expressions.rs
+++ b/src/interpreter/expressions/mod.rs
@@ -6,6 +6,12 @@
  * Core philosophy: "Everything is Box" with clean expression evaluation
  */
 
+// Module declarations
+mod operators;
+mod calls;
+mod access;
+mod builtins;
+
 use super::*;
 use crate::ast::UnaryOperator;
 use crate::boxes::{buffer::BufferBox, JSONBox, HttpClientBox, StreamBox, RegexBox, IntentBox, SocketBox, HTTPServerBox, HTTPRequestBox, HTTPResponseBox};
diff --git a/src/interpreter/expressions/operators.rs b/src/interpreter/expressions/operators.rs
new file mode 100644
index 00000000..343bf1ce
--- /dev/null
+++ b/src/interpreter/expressions/operators.rs
@@ -0,0 +1,5 @@
+/*!
+ * Binary and unary operator evaluation
+ */
+
+use super::*;
\ No newline at end of file