diff --git a/README.md b/README.md
index 8f211c04..6fef2c38 100644
--- a/README.md
+++ b/README.md
@@ -160,6 +160,9 @@ Before contributing, all linting and tests must pass.  Tests can be run directly
     # Only integration tests
     $ make test-integration
 
+*Note:* You'll need to update `testdata/schema.json` to the latest GraphQL schema for tests to run
+correctly.
+
 ### Commit Messages
 
 Using the following format for commit messages allows for auto-generation of
diff --git a/configs/tutone.yml b/configs/tutone.yml
index bca32bc5..7f46dcc7 100644
--- a/configs/tutone.yml
+++ b/configs/tutone.yml
@@ -25,6 +25,7 @@ auth:
 packages:
   - name: nerdgraph
     path: pkg/nerdgraph
+    import_path: github.com/newrelic/newrelic-client-go/pkg/nerdgraph
     generators:
       - typegen
     mutations:
@@ -35,6 +36,28 @@ packages:
         field_type_override: string
         skip_type_create: true
 
+  - name: cloud
+    path: pkg/cloud
+    imports:
+      - github.com/newrelic/newrelic-client-go/internal/serialization
+      - encoding/json
+      - fmt
+    generators:
+      - typegen
+      - nerdgraphclient
+    queries:
+      - path: ["actor", "cloud"]
+        endpoints:
+          - name: linkedAccounts
+            maxQueryFieldDepth: 2
+            include_nullable: true
+    mutations:
+      - name: cloudConfigureIntegration
+      - name: cloudDisableIntegration
+      - name: cloudLinkAccount
+      - name: cloudRenameAccount
+      - name: cloudUnlinkAccount
+
 generators:
   - name: typegen
     fileName: "types.go"
diff --git a/internal/config/config.go b/internal/config/config.go
index f5692831..dc17ad3b 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -46,6 +46,8 @@ type PackageConfig struct {
 	Name string `yaml:"name,omitempty"`
 	// Path is the relative path within the project.
 	Path string `yaml:"path,omitempty"`
+	// ImportPath is the full path used for importing this package into a Go project
+	ImportPath string `yaml:"import_path,omitempty"`
 	// Types is a list of Type configurations to include in the package.
 	Types []TypeConfig `yaml:"types,omitempty"`
 	// Mutations is a list of Method configurations to include in the package.
@@ -116,7 +118,8 @@ type MutationConfig struct {
 
 type EndpointConfig struct {
 	Name               string `yaml:"name,omitempty"`
-	MaxQueryFieldDepth int    `yaml:"maxQueryFieldDepth,omitempty"`
+	MaxQueryFieldDepth int    `yaml:"max_query_field_depth,omitempty"`
+	IncludeNullable    bool   `yaml:"include_nullable,omitempty"`
 }
 
 // TypeConfig is the information about which types to render and any data specific to handling of the type.
diff --git a/internal/config/config_test.go b/internal/config/config_test.go
index ad7967e8..60ac8d5f 100644
--- a/internal/config/config_test.go
+++ b/internal/config/config_test.go
@@ -30,18 +30,41 @@ func TestLoadConfig(t *testing.T) {
 		},
 		Packages: []PackageConfig{
 			{
-				Name: "alerts",
-				Path: "pkg/alerts",
+				Name:       "alerts",
+				Path:       "pkg/alerts",
+				ImportPath: "github.com/newrelic/newrelic-client-go/pkg/alerts",
 				Types: []TypeConfig{
 					{
 						Name: "AlertsMutingRuleConditionInput",
-					}, {
+					},
+					{
 						Name:              "ID",
 						FieldTypeOverride: "string",
 						SkipTypeCreate:    true,
 					},
+					{
+						Name: "InterfaceImplementation",
+						InterfaceMethods: []string{
+							"Get() string",
+						},
+					},
 				},
 				Generators: []string{"typegen"},
+				Queries: []Query{
+					{
+						Path: []string{
+							"actor",
+							"cloud",
+						},
+						Endpoints: []EndpointConfig{
+							{
+								Name:               "linkedAccounts",
+								MaxQueryFieldDepth: 2,
+								IncludeNullable:    true,
+							},
+						},
+					},
+				},
 			},
 		},
 		Generators: []GeneratorConfig{
diff --git a/internal/schema/schema.go b/internal/schema/schema.go
index 1d2b9d50..3f3d6435 100644
--- a/internal/schema/schema.go
+++ b/internal/schema/schema.go
@@ -299,7 +299,7 @@ func (s *Schema) BuildQueryArgsForEndpoint(t *Type, fields []string, includeNull
 }
 
 // GetQueryStringForEndpoint packs a nerdgraph query header and footer around the set of query fields for a given type name and endpoint.
-func (s *Schema) GetQueryStringForEndpoint(typePath []*Type, fieldPath []string, endpoint string, depth int) string {
+func (s *Schema) GetQueryStringForEndpoint(typePath []*Type, fieldPath []string, endpoint string, depth int, includeNullable bool) string {
 
 	// We use the final type in the type path so that we can locate the field on
 	// this type by the same name of the receveid endpoint.  Without this
@@ -344,7 +344,7 @@ func (s *Schema) GetQueryStringForEndpoint(typePath []*Type, fieldPath []string,
 
 	// Append to QueryArgs and EndpointArgs only after the parent field
 	// requirements have been added so that they are last.
-	args := s.BuildQueryArgsForEndpoint(t, []string{endpoint}, false)
+	args := s.BuildQueryArgsForEndpoint(t, []string{endpoint}, includeNullable)
 	data.EndpointArgs = append(data.EndpointArgs, args...)
 	// Append all the endpoint args to the query args
 	data.QueryArgs = append(data.QueryArgs, data.EndpointArgs...)
diff --git a/internal/schema/schema_test.go b/internal/schema/schema_test.go
index 1a5f0b58..c7a3e914 100644
--- a/internal/schema/schema_test.go
+++ b/internal/schema/schema_test.go
@@ -168,30 +168,35 @@ func TestSchema_GetQueryStringForEndpoint(t *testing.T) {
 	require.NoError(t, err)
 
 	cases := map[string]struct {
-		Path  []string
-		Field string
-		Depth int
+		Path     []string
+		Field    string
+		Depth    int
+		Nullable bool
 	}{
 		"entitySearch": {
-			Path:  []string{"actor"},
-			Field: "entitySearch",
-			Depth: 3,
+			Path:     []string{"actor"},
+			Field:    "entitySearch",
+			Depth:    3,
+			Nullable: false,
 		},
 		"entities": {
 			Path:  []string{"actor"},
 			Field: "entities",
 			// Zero set here because we have the field coverage above with greater depth.  Here we want to ensure that required arguments on the entities endpoint has the correct syntax.
-			Depth: 0,
+			Depth:    0,
+			Nullable: false,
 		},
 		"linkedAccounts": {
-			Path:  []string{"actor", "cloud"},
-			Field: "linkedAccounts",
-			Depth: 2,
+			Path:     []string{"actor", "cloud"},
+			Field:    "linkedAccounts",
+			Depth:    2,
+			Nullable: true,
 		},
 		"policy": {
-			Path:  []string{"actor", "account", "alerts"},
-			Field: "policy",
-			Depth: 2,
+			Path:     []string{"actor", "account", "alerts"},
+			Field:    "policy",
+			Depth:    2,
+			Nullable: false,
 		},
 	}
 
@@ -200,7 +205,7 @@ func TestSchema_GetQueryStringForEndpoint(t *testing.T) {
 		typePath, err := s.LookupQueryTypesByFieldPath(tc.Path)
 		require.NoError(t, err)
 
-		result := s.GetQueryStringForEndpoint(typePath, tc.Path, tc.Field, tc.Depth)
+		result := s.GetQueryStringForEndpoint(typePath, tc.Path, tc.Field, tc.Depth, tc.Nullable)
 		// saveFixture(t, n, result)
 		expected := loadFixture(t, n)
 		assert.Equal(t, expected, result)
diff --git a/internal/schema/testdata/TestSchema_GetQueryStringForEndpoint_linkedAccounts.txt b/internal/schema/testdata/TestSchema_GetQueryStringForEndpoint_linkedAccounts.txt
index 2e3d5566..89f8d2e3 100644
--- a/internal/schema/testdata/TestSchema_GetQueryStringForEndpoint_linkedAccounts.txt
+++ b/internal/schema/testdata/TestSchema_GetQueryStringForEndpoint_linkedAccounts.txt
@@ -1,5 +1,7 @@
 query(
+	$provider: String,
 ) { actor { cloud { linkedAccounts(
+	provider: $provider,
 ) {
 	authLabel
 	createdAt
diff --git a/pkg/lang/golang.go b/pkg/lang/golang.go
index 2870d289..de384241 100644
--- a/pkg/lang/golang.go
+++ b/pkg/lang/golang.go
@@ -187,7 +187,7 @@ func GenerateGoMethodQueriesForPackage(s *schema.Schema, genConfig *config.Gener
 
 					method := goMethodForField(field, pkgConfig, inputFields)
 
-					method.QueryString = s.GetQueryStringForEndpoint(typePath, pkgQuery.Path, endpoint.Name, endpoint.MaxQueryFieldDepth)
+					method.QueryString = s.GetQueryStringForEndpoint(typePath, pkgQuery.Path, endpoint.Name, endpoint.MaxQueryFieldDepth, endpoint.IncludeNullable)
 					method.ResponseObjectType = fmt.Sprintf("%sResponse", endpoint.Name)
 					method.Signature.ReturnPath = returnPath
 
@@ -353,7 +353,7 @@ func GenerateGoTypesForPackage(s *schema.Schema, genConfig *config.GeneratorConf
 				}
 
 				// Require at least one auto-generated method, allow others
-				yyy.Methods = make([]string, len(interfaceMethods)+1)
+				yyy.Methods = make([]string, 0, len(interfaceMethods)+1)
 				yyy.Methods = append(yyy.Methods, "Implements"+t.GetName()+"()")
 				yyy.Methods = append(yyy.Methods, interfaceMethods...)
 
diff --git a/testdata/goodConfig_fixture.yml b/testdata/goodConfig_fixture.yml
index 020906d7..814a57b9 100644
--- a/testdata/goodConfig_fixture.yml
+++ b/testdata/goodConfig_fixture.yml
@@ -9,13 +9,24 @@ auth:
 packages:
   - name: alerts
     path: pkg/alerts
+    import_path: "github.com/newrelic/newrelic-client-go/pkg/alerts"
     generators:
       - typegen
+    queries:
+      - path: ["actor", "cloud"]
+        endpoints:
+          - name: linkedAccounts
+            max_query_field_depth: 2
+            include_nullable: true
     types:
       - name: AlertsMutingRuleConditionInput
       - name: ID
         field_type_override: string
         skip_type_create: true
+      - name: InterfaceImplementation
+        interface_methods:
+          - "Get() string"
+
 generators:
   - name: typegen
     fileName: "types.go"