diff --git a/content/rippled.md b/content/rippled.md
index 51c61d6970..bbc77fe1a5 100644
--- a/content/rippled.md
+++ b/content/rippled.md
@@ -496,7 +496,7 @@ Accounts are the core unit of authentication in the Ripple Network. Each account
 ## account_currencies ##
 [[Source]<br>](https://github.com/ripple/rippled/blob/df966a9ac6dd986585ecccb206aff24452e41a30/src/ripple/rpc/handlers/AccountCurrencies.cpp "Source")
 
-The `account_currencies` command retrieves a list of currencies that an account can send or receive. <span class='draft-commment'>(How is "can send" defined?)</span>
+The `account_currencies` command retrieves a simple list of currencies that an account can send or receive, based on its trustlines. (This is not a thoroughly confirmed list, but it can be used to populate user interfaces.)
 
 #### Request Format ####
 An example of the request format:
@@ -531,7 +531,6 @@ An example of the request format:
 }
 ```
 
-
 </div>
 
 The request includes the following parameters:
@@ -539,10 +538,11 @@ The request includes the following parameters:
 | Field | Type | Description |
 |-------|------|-------------|
 | account | String | A unique identifier for the account, most commonly the account's address. |
-| strict | Boolean | (Optional) <span class='draft-comment'>If true, only accept an address or public key for the account parameter.</span> Defaults to false. |
+| strict | Boolean | (Optional) If true, only accept an address or public key for the account parameter. Defaults to false. |
 | ledger\_hash | String | (Optional) A 20-byte hex string for the ledger version to use. (See [Specifying a Ledger](#specifying-a-ledger-instance)) |
 | ledger\_index | String or Unsigned Integer| (Optional) The sequence number of the ledger to use, or a shortcut string to choose a ledger automatically. (See [Specifying a Ledger](#specifying-a-ledger-instance))|
-| account\_index | Unsigned Integer | (Optional) <span class='draft-comment'>Something to do with account sequence number??</span> Defaults to 0. |
+
+The following field is deprecated and should not be provided: `account_index`.
 
 #### Response Format ####
 
@@ -632,6 +632,8 @@ The response follows the [standard format](#response-formatting), with a success
 | send\_currencies | Array of Strings |  Array of currency codes for currencies that this account can send. Each currency is either a 3-letter [ISO 4217 Currency Code](http://www.xe.com/iso4217.php) or a 160-bit hex value according to the [currency format](https://wiki.ripple.com/Currency_format). |
 | validated | Boolean | If `true`, this data comes from a validated ledger. |
 
+*Note:* The currencies that an account can send or receive are defined based on a simple check of its trust lines. if an account has a trust line for a currency and enough room to increase its balance, it can receive that currency. If the trustline's balance can go down, the account can send that currency. This method *does not* check whether the trust line is frozen or authorized.
+
 #### Possible Errors ####
 
 * Any of the [universal error types](#universal-errors).