diff --git a/README.md b/README.md
line changes: +11/-2
index b17a3c8..654a9e0
--- a/README.md
+++ b/README.md

@@ -29,7 +29,16 @@ Download the penny binary the
 
 Currently only linux amd64 is supported.
 
-### Importing Transactions
+### Transactions
+
+#### Transaction Attachments
+
+Files can be attached to Transactions. For example, you can attach an invoice,
+a payment receipt for a transaction for a new dishwasher.
+
+Any type of file can be attached to a Transaction.
+
+#### Importing Transactions
 
 Only OFX files for Credit Card Statements and Checking Accounts are currently
 supported.

@@ -38,7 +47,7 @@ When transactions are imported, the credit card or checking account will be
 automatically created with the new transaction being automatically assigned to
 this account.
 
-#### Auto Importing Transactions
+##### Auto Importing Transactions
 
 OFX files found within `DATA_HOME/import` will be automatically imported when
 `penny` is running. On Linux, `DATA_HOME` is generally