diff --git a/openstack/db/v1/instances/doc.go b/openstack/db/v1/instances/doc.go
index 98a1bb3..dc5c90f 100644
--- a/openstack/db/v1/instances/doc.go
+++ b/openstack/db/v1/instances/doc.go
@@ -1 +1,7 @@
+// Package instances provides information and interaction with the instance API
+// resource in the OpenStack Database service.
+//
+// A database instance is an isolated database environment with compute and
+// storage resources in a single tenant environment on a shared physical host
+// machine.
 package instances
diff --git a/openstack/db/v1/instances/requests.go b/openstack/db/v1/instances/requests.go
index fc971fd..d87fdec 100644
--- a/openstack/db/v1/instances/requests.go
+++ b/openstack/db/v1/instances/requests.go
@@ -35,6 +35,7 @@
 	Users users.BatchCreateOpts
 }
 
+// ToInstanceCreateMap will render a JSON map.
 func (opts CreateOpts) ToInstanceCreateMap() (map[string]interface{}, error) {
 	if opts.Size > 300 || opts.Size < 1 {
 		return nil, fmt.Errorf("Size (GB) must be between 1-300")
diff --git a/openstack/db/v1/instances/results.go b/openstack/db/v1/instances/results.go
index ae3b9e0..f85db81 100644
--- a/openstack/db/v1/instances/results.go
+++ b/openstack/db/v1/instances/results.go
@@ -3,19 +3,11 @@
 import (
 	"github.com/mitchellh/mapstructure"
 	"github.com/rackspace/gophercloud"
+	"github.com/rackspace/gophercloud/openstack/db/v1/flavors"
 	"github.com/rackspace/gophercloud/openstack/db/v1/users"
 	"github.com/rackspace/gophercloud/pagination"
 )
 
-// Flavor represents information about a hardware flavor for a database instance.
-type Flavor struct {
-	// The unique identifier for a flavor.
-	ID string
-
-	// Various links which allow a user to reference the flavor.
-	Links []gophercloud.Link
-}
-
 // Volume represents information about an attached volume for a database instance.
 type Volume struct {
 	// The size in GB of the volume
@@ -33,7 +25,7 @@
 	Updated string //time.Time
 
 	// Indicates the hardware flavor the instance uses.
-	Flavor Flavor
+	Flavor flavors.Flavor
 
 	// A DNS-resolvable hostname associated with the database instance (rather
 	// than an IPv4 address). Since the hostname always resolves to the correct