diff --git a/azsearchstore-v0.0.30.tgz b/azsearchstore-v0.0.30.tgz
new file mode 100644
index 0000000..65d6758
Binary files /dev/null and b/azsearchstore-v0.0.30.tgz differ
diff --git a/package.json b/package.json
index ce3c0c8..75851a9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "azsearchstore",
-  "version": "0.0.27",
+  "version": "0.0.30",
   "description": "redux based UI state management for applications consuming Azure Search",
   "repository": {
     "type": "git",
@@ -11,7 +11,6 @@
   "files": [
     "dist"
   ],
-  "typings": "dist/AzSearchStore.d.ts",
   "scripts": {
     "lint": "tslint -c tslint.json 'src/**/*.{ts,tsx}'",
     "pretest": "npm run lint",
diff --git a/src/AzSearchStore.ts b/src/AzSearchStore.ts
index 3355c1c..7abfac6 100644
--- a/src/AzSearchStore.ts
+++ b/src/AzSearchStore.ts
@@ -11,6 +11,7 @@ import * as facetsActions from "./actions/facetsActions";
 import * as suggestionsActions from "./actions/suggestionsActions";
 import * as resultsActions from "./actions/resultsActions";
 import { Store } from "./store";
+import { SearchApiVersion } from './azure';
 
 export { asyncActions, configActions, searchParameterActions, suggestionsParameterActions, inputActions, facetsActions, suggestionsActions, resultsActions, Store };
 
@@ -41,7 +42,7 @@ export class AzSearchStore {
 
     // manipulating parameters for search requests
 
-    public setSearchApiVersion(apiVersion: Store.SearchApiVersion) {
+    public setSearchApiVersion(apiVersion: SearchApiVersion) {
         this.store.dispatch(searchParameterActions.setSearchApiVersion(apiVersion));
     }
     public setSearchParameters(searchParameters: Store.SearchParameters) {
@@ -63,7 +64,7 @@ export class AzSearchStore {
 
     // manipulating suggestions parameters
 
-    public setSuggestionsApiVersion(apiVersion: Store.SearchApiVersion) {
+    public setSuggestionsApiVersion(apiVersion: SearchApiVersion) {
         this.store.dispatch(suggestionsParameterActions.setSuggestionsApiVersion(apiVersion));
     }
     public setSuggestionsParameters(suggestionsParameters: Store.SuggestionsParameters) {
@@ -84,8 +85,8 @@ export class AzSearchStore {
     public addRangeFacet(fieldName: string, dataType: Store.RangeDataType, min: number | Date, max: number | Date) {
         this.store.dispatch(facetsActions.addRangeFacet(fieldName, dataType, min, max));
     }
-    public addCheckboxFacet(fieldName: string, dataType: Store.CheckboxDataType) {
-        this.store.dispatch(facetsActions.addCheckboxFacet(fieldName, dataType));
+    public addCheckboxFacet(fieldName: string, dataType: Store.CheckboxDataType, count: number = 5, sort: Store.FacetSortingMode = "count") {
+        this.store.dispatch(facetsActions.addCheckboxFacet(fieldName, dataType, count, sort));
     }
     public toggleCheckboxFacet(fieldName: string, value: string | number) {
         this.store.dispatch(facetsActions.toggleCheckboxFacetSelection(fieldName, value));
diff --git a/src/actions/searchParametersActions.ts b/src/actions/searchParametersActions.ts
index 2e4043a..bab1fb4 100644
--- a/src/actions/searchParametersActions.ts
+++ b/src/actions/searchParametersActions.ts
@@ -1,9 +1,10 @@
 import { Store } from "../store";
+import { SearchApiVersion } from '../azure';
 
 export type SearchParametersAction =
     {
         type: "SET_SEARCH_APIVERSION",
-        apiVersion: Store.SearchApiVersion
+        apiVersion: SearchApiVersion
     } |
     {
         type: "SET_SEARCH_PARAMETERS",
@@ -24,7 +25,7 @@ export type SearchParametersAction =
         page: number
     };
 
-export const setSearchApiVersion = (apiVersion: Store.SearchApiVersion): SearchParametersAction => ({
+export const setSearchApiVersion = (apiVersion: SearchApiVersion): SearchParametersAction => ({
     type: "SET_SEARCH_APIVERSION",
     apiVersion
 });
diff --git a/src/actions/suggestionsParametersActions.ts b/src/actions/suggestionsParametersActions.ts
index 704105c..17fc8f3 100644
--- a/src/actions/suggestionsParametersActions.ts
+++ b/src/actions/suggestionsParametersActions.ts
@@ -1,9 +1,10 @@
 import { Store } from "../store";
+import { SearchApiVersion } from '../azure';
 
 export type SuggestionsParametersAction =
     {
         type: "SET_SUGGESTIONS_APIVERSION",
-        apiVersion: Store.SearchApiVersion
+        apiVersion: SearchApiVersion
     } |
     {
         type: "SET_SUGGESTIONS_PARAMETERS",
@@ -14,7 +15,7 @@ export type SuggestionsParametersAction =
         parameters: Store.SuggestionsParametersUpdate
     };
 
-export const setSuggestionsApiVersion = (apiVersion: Store.SearchApiVersion): SuggestionsParametersAction => ({
+export const setSuggestionsApiVersion = (apiVersion: SearchApiVersion): SuggestionsParametersAction => ({
     type: "SET_SUGGESTIONS_APIVERSION",
     apiVersion
 });
diff --git a/src/azure.ts b/src/azure.ts
new file mode 100644
index 0000000..bcf2989
--- /dev/null
+++ b/src/azure.ts
@@ -0,0 +1 @@
+export type SearchApiVersion = "2016-09-01" | "2015-02-28-Preview" | "2017-11-11";
diff --git a/src/reducers/facets.ts b/src/reducers/facets.ts
index 8f24609..d16fa21 100644
--- a/src/reducers/facets.ts
+++ b/src/reducers/facets.ts
@@ -242,9 +242,7 @@ function addRangeFacetAction(state: Store.Facets, action: AddRangeFacetAction):
 }
 
 function addCheckboxFacet(state: Store.Facets, action: AddCheckboxFacetAction): Store.Facets {
-    const { dataType, key } = action;
-    const sort = "count",
-        count = 5;
+    const { dataType, key, count, sort } = action;
 
     switch (dataType) {
         case "number":