diff --git a/README.md b/README.md
index c5929e6..980c260 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # shellfolio
 
-shellfolio is a cryptocurrency portfolio manager and price tracker for the CLI. It gathers it's information from coinmarketcap.com, calculates what your coins are worth and presents the results on the shell:
+shellfolio is a cryptocurrency portfolio manager and price tracker for the CLI. It gathers it's information from coinmarketcap.com, calculates what your coins are worth, what your gains and losses are and presents the results on the shell:
 
 ![screenshot](/screenshot_cli.png?raw=true "screenshot")
 
@@ -17,15 +17,16 @@ Edit the file _~/.shellfolio_ like this:
 
 ```
 COINS="ethereum ripple stellar iota cardano digibyte neo nem dogecoin"
-ETH=4.3
-XRP=234
-XLM=3984
-MIOTA=389
-ADA=821
-DGB=9821
-NEO=10.3
-XEM=821
-DOGE=987324
+ETH=4.3:0
+XRP=234:0
+XLM=3984:0
+MIOTA=389:0
+ADA=821:0
+DGB=9821:0
+NEO=10.3:0
+XEM=821:0
+DOGE=987324:0
 ```
 
-The variable $COINS defines all coins you want to be listed, must be referenced by their name. All other variables are coins you own (must be the ticker name), their value represents the amount you have.
+The variable $COINS defines all coins you want to be listed, must be referenced by their name. All other variables are coins you own (must be the ticker name), their value represents the amount you have. Insert how much you invested (in USD)
+after ":" in order to see your gains and losses.