diff --git a/Lua-API.md b/Lua-API.md
index 781c195..6e2134e 100644
--- a/Lua-API.md
+++ b/Lua-API.md
@@ -101,4 +101,112 @@ How it looks as user (you):
 
 And when admin takes screenshot:
 <br/>
-![Admin view](https://dev.pavetr.ru/uploads/fatal_docs/fatal_screengrab_admin.png)
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+![Admin view](https://dev.pavetr.ru/uploads/fatal_docs/fatal_screengrab_admin.png)
+
+### ``fatal.run_on_client(code: string)``
+This method allows you to run the code from menuside on client
+
+**Example**
+```lua
+if not MENU_DLL then
+	fatal.notify("Please run in menustate (click on RMB)")
+	return
+end
+RunString("print('Hi on menu!')")
+fatal.run_on_client("print('Hi on client!')")
+```
+
+### ``fatal.config_get(key: string) -> any``
+### ``fatal.config_set(key: string, value: any)``
+### ``fatal.menu_tab(name: string) -> number``
+### ``fatal.menu_checkbox(tab: number, label: string, id: string)``
+### ``fatal.menu_slider_float(tab: number, label: string, id: string, min: number, max: number)``
+### ``fatal.menu_slider_int(tab: number, label: string, id: string, min: number, max: number)``
+### ``fatal.menu_combo(tab: number, label: string, id: string, items: table | ...string)``
+### ``fatal.menu_color(tab: number, label: string, id: string) ``
+### ``fatal.menu_button(tab: number, label: string, id: string)``
+### ``fatal.menu_text(tab: number, label: string, id: string, default_value: string = "")``
+### ``fatal.menu_label(tab: number, text: string, id: string = "")``
+### ``fatal.menu_separator(tab: number)``
+### ``fatal.notify(message: string)``
+
+**Example**
+```lua
+-- Making a tab "My Script"
+local tab = fatal.menu_tab("My Script")
+
+-- Add some elements
+fatal.menu_separator(tab)
+fatal.menu_checkbox(tab, "Enable aimbot", "enable_aimbot")
+fatal.menu_checkbox(tab, "Silent aim", "silent_aim")
+fatal.menu_slider_float(tab, "FOV", "aim_fov", 0, 180)
+fatal.menu_slider_float(tab, "Smooth", "aim_smooth", 0, 30)
+fatal.menu_slider_int(tab, "Backtrack ticks", "bt_ticks", 0, 12)
+fatal.menu_combo(tab, "Target selection", "target_mode", {
+    "Crosshair",
+    "Distance",
+    "Lowest Health",
+    "FOV"
+})
+-- Also can be used but not recommended
+-- fatal.menu_combo(tab, "Target selection", "target_mode", "Crosshair", "Distance", "Lowest Health", "FOV")
+fatal.menu_color(tab, "ESP Color", "esp_color")
+fatal.menu_separator(tab)
+fatal.menu_label(tab, "This is just a text")
+fatal.menu_text(tab, "Custom Message", "custom_msg", "Hello World")
+fatal.menu_button(tab, "Print message", "btn_print")
+fatal.menu_button(tab, "Reset config", "btn_reset")
+
+-- Load saved fields
+local saved_fov = fatal.config_get("aim_fov")
+if saved_fov then
+    -- field is loaded from config
+end
+
+-- Main cycle - reading values
+hook.Add("Think", "my_script_loop", function()
+    local enabled = fatal.config_get("enable_aimbot")
+    if not enabled then return end
+
+    local fov = fatal.config_get("aim_fov") or 0
+    local smooth = fatal.config_get("aim_smooth") or 0
+    local ticks = fatal.config_get("bt_ticks") or 0
+
+    -- Saving config values
+    fatal.config_set("aim_fov", fov)
+    fatal.config_set("aim_smooth", smooth)
+    fatal.config_set("bt_ticks", ticks)
+end)
+
+-- Handler for button "Print message"
+hook.Add("Think", "btn_print_handler", function()
+    if fatal.config_get("btn_print") then -- Guarantee that button click will be handled once
+        local msg = fatal.config_get("custom_msg") or "no message"
+        print(msg)
+    end
+end)
+
+-- Handler for button "Reset config"
+hook.Add("Think", "btn_reset_handler", function()
+    if fatal.config_get("btn_reset") then
+        fatal.config_set("enable_aimbot", false)
+        fatal.config_set("silent_aim", false)
+        fatal.config_set("aim_fov", 0)
+        fatal.config_set("aim_smooth", 0)
+        fatal.config_set("bt_ticks", 0)
+        fatal.config_set("custom_msg", "")
+    end
+end)
+
+-- Notification on load
+fatal.notify("My Script loaded successfully!")
+
+-- Creating some tabs (to test scroll with mouse wheel)
+tab = fatal.menu_tab("My Script 1")
+tab = fatal.menu_tab("My Script 2")
+tab = fatal.menu_tab("My Script 3")
+```
+
+How it looks in game:
+<br/>
+![User view](https://dev.pavetr.ru/uploads/fatal_docs/fatal_menu_interaction.png)
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