diff --git a/docs/ecolyo/functionalities/consumption.md b/docs/ecolyo/functionalities/consumption.md
index f3fb274942ab030230995087f55f77c51bcfa0e1..43023a6e709e169195ca5137536c7c7cdfe26e40 100644
--- a/docs/ecolyo/functionalities/consumption.md
+++ b/docs/ecolyo/functionalities/consumption.md
@@ -1,10 +1,25 @@
-## Description
+# Consumption
 
 Ecolyo allow user to see its consumption in two way:
+
 - with an aggregated view aka HomeView
 - with a specific view for a fluid aka SingleFluidView
 
-## Modal old fluid data
+All consumption information are retrieve and calculated by services from the application.
+
+## HomeView
+### Description
+
+This view is the main view of the application. It displays an agreggation view of all connected fluids
+
+### Rules
+
+1. If no fluids are connected, this view will display the konnectors card which allow user to connect its first fluids. These card are the same as the cards in option screen.
+2. Fluid are displayed in multi fluid color and in euro
+3. The comparison functionnality is not available for this view
+4. TimeStep available are the folowing: week, month, year and 5 years
+
+### Modal old fluid data
 
 In order to warn a user that its data is too old regarding a fluid, a modal is displayed when the last date of a fluid is greater than 5 days.
 
@@ -13,6 +28,19 @@ Depending of the konnector status the user will receive 2 differents messages:
 - if the konnector is in error, the user will be invited to check the konnector
 - if the konnector has run successfully but hasn't retrieved data from the last 5 days, the user will be invited to contact the supplier
 
+
+## SingleFluidView
+### Description
+
+This view displays the consumption of a specified fluid (electricity, water, gas).
+
+### Rules
+
+1. Fluid is displayed in the given fluid color and unit (kWh for electricity and gaz, l for water)
+2. The comparison functionnality is present for following time step: day, week, month, year
+3. TimeStep day is only available for electricity fluid
+4. If user has selected day time step and change the fluid, the week time step will be selected by default. 
+
 ## Comparison
 
 The user can compare its data with a previous period using a switch which will display the previous period on the same chart.