diff --git a/README.md b/README.md
index bd317fe..b4af643 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 ## ChangeDispenserController Class
+Provides a simple API for the veding machine change dispenser.
 
 ### Methods
 #### calculateChange(unitsTendered, price)
@@ -7,7 +8,7 @@
 
 **price:** Number. The units tendered match the currency for price, which is why price is just a number.
 
-**Returns** true if change can succesfully be dispensed, otherwise returns false to issue a refund and cancel the product.
+**Returns** true if change will successfully be dispensed, otherwise returns false to issue a refund and cancel the product.
 
 ## ChangeDispenser Class
 An instance of ChangeDispenser is programmed to physically know what change it has to dispense and physically how to dispense it.  ChangeDispenser is a thin JavaScript layer over native code.
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