diff --git a/prediction_techniques/README.md b/prediction_techniques/README.md
index 925fc8d6d91..ddad0db91fd 100644
--- a/prediction_techniques/README.md
+++ b/prediction_techniques/README.md
@@ -29,27 +29,66 @@ This menu aims to predict the share price of a pre-loaded stock, and the usage o
 
 
 ## sma <a name="sma"></a>
+```
+usage: simple_moving_average [-l N_LENGTH] [-d N_DAYS]
+```
+  * -l : length of SMA window. Default 20.
+  * -d : prediciton days. Default 5.
 
 ![sma](https://user-images.githubusercontent.com/25267873/108604945-d29aea80-73a8-11eb-8dac-6a545b9c52b9.png)
 
 ## knn <a name="knn"></a>
+```
+usage: knn [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS] [-n N_NEIGHBORS]
+```
+  * -i : number of days to use for prediction. Default 40.
+  * -d : prediciton days. Default 5.
+  * -j : number of jumps in training data. Default 1.
+  * -n : number of neighbors to use on the algorithm. Default 20.
 
 ![knn](https://user-images.githubusercontent.com/25267873/108604942-d169bd80-73a8-11eb-9021-6f787cbd41e3.png)
 
 ## linear <a name="linear"></a>
-
+```
+usage: linear [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+usage: regression -p 1 [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+```
+  * -i : number of days to use for prediction. Default 40.
+  * -d : prediciton days. Default 5.
+  * -j : number of jumps in training data. Default 1.
 
 ![linear](https://user-images.githubusercontent.com/25267873/108604948-d3cc1780-73a8-11eb-860f-49274a34038b.png)
 
 ## quadratic <a name="quadratic"></a>
+```
+usage: quadratic [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+usage: regression -p 2 [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+```
+  * -i : number of days to use for prediction. Default 40.
+  * -d : prediciton days. Default 5.
+  * -j : number of jumps in training data. Default 1.
 
 ![quadratic](https://user-images.githubusercontent.com/25267873/108604935-cca50980-73a8-11eb-9af1-bba807203cc6.png)
 
 ## cubic <a name="cubic"></a>
+```
+usage: cubic [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+usage: regression -p 3 [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+```
+  * -i : number of days to use for prediction. Default 40.
+  * -d : prediciton days. Default 5.
+  * -j : number of jumps in training data. Default 1.
 
 ![cubic](https://user-images.githubusercontent.com/25267873/108604941-d169bd80-73a8-11eb-9220-84a7013e1283.png)
 
 ## regression <a name="regression"></a>
+```
+usage: regression -p N_POLYNOMIAL [-i N_INPUTS] [-d N_DAYS] [-j N_JUMPS]
+```
+  * -i : number of days to use for prediction. Default 40.
+  * -d : prediciton days. Default 5.
+  * -j : number of jumps in training data. Default 1.
+  * -p : polynomial associated with regression. Required.
 
 ![regression](https://user-images.githubusercontent.com/25267873/108604946-d3338100-73a8-11eb-9e99-fa526fb56672.png)