diff --git a/packages/arcgis-rest-feature-service/src/add.ts b/packages/arcgis-rest-feature-service/src/add.ts
index 3b276373a8..def3c9633e 100644
--- a/packages/arcgis-rest-feature-service/src/add.ts
+++ b/packages/arcgis-rest-feature-service/src/add.ts
@@ -5,7 +5,8 @@ import { IFeature } from "@esri/arcgis-rest-common-types";
 import {
   request,
   IRequestOptions,
-  appendCustomParams
+  appendCustomParams,
+  warn
 } from "@esri/arcgis-rest-request";
 import { IEditFeaturesParams, IEditFeatureResult } from "./helpers";
 
@@ -13,7 +14,7 @@ import { IEditFeaturesParams, IEditFeatureResult } from "./helpers";
  * Add features request options. See the [REST Documentation](https://developers.arcgis.com/rest/services-reference/add-features.htm) for more information.
  *
  * @param url - Feature service url.
- * @param adds - Array of JSON features to add.
+ * @param features - Array of JSON features to add.
  * @param params - Query parameters to be sent to the feature service via the request.
  */
 export interface IAddFeaturesRequestOptions
@@ -26,7 +27,11 @@ export interface IAddFeaturesRequestOptions
   /**
    * Array of JSON features to add.
    */
-  adds: IFeature[];
+  features: IFeature[];
+  /**
+   * Deprecated. Please use `features` instead.
+   */
+  adds?: IFeature[];
 }
 
 /**
@@ -49,7 +54,7 @@ export interface IAddFeaturesResult {
  *
  * addFeatures({
  *   url,
- *   adds: [{
+ *   features: [{
  *     geometry: { x: -120, y: 45, spatialReference: { wkid: 4326 } },
  *     attributes: { status: "alive" }
  *   }]
@@ -72,9 +77,14 @@ export function addFeatures(
 
   appendCustomParams(requestOptions, options);
 
-  // mixin, don't overwrite
-  options.params.features = requestOptions.adds;
-  delete options.params.adds;
+  if (options.params.adds && options.params.adds.length) {
+    // mixin, don't overwrite
+    options.params.features = requestOptions.adds;
+    delete options.params.adds;
+    warn(
+      "The `adds` parameter is deprecated and will be removed in a future release. Please use `features` instead."
+    );
+  }
 
   return request(url, options);
 }
diff --git a/packages/arcgis-rest-feature-service/src/delete.ts b/packages/arcgis-rest-feature-service/src/delete.ts
index ad22b2e465..9466771f18 100644
--- a/packages/arcgis-rest-feature-service/src/delete.ts
+++ b/packages/arcgis-rest-feature-service/src/delete.ts
@@ -4,7 +4,8 @@
 import {
   request,
   IRequestOptions,
-  appendCustomParams
+  appendCustomParams,
+  warn
 } from "@esri/arcgis-rest-request";
 import {
   IEditFeaturesParams,
@@ -23,7 +24,7 @@ export interface IDeleteFeaturesParams
  * Delete features request options. See the [REST Documentation](https://developers.arcgis.com/rest/services-reference/delete-features.htm) for more information.
  *
  * @param url - Feature service url.
- * @param deletes - Array of objectIds to delete.
+ * @param objectIds - Array of objectIds to delete.
  * @param params - Query parameters to be sent to the feature service via the request.
  */
 export interface IDeleteFeaturesRequestOptions
@@ -36,7 +37,11 @@ export interface IDeleteFeaturesRequestOptions
   /**
    * Array of objectIds to delete.
    */
-  deletes: number[];
+  objectIds: number[];
+  /**
+   * Deprecated. Please use `objectIds` instead.
+   */
+  deletes?: number[];
 }
 
 /**
@@ -59,7 +64,7 @@ export interface IDeleteFeaturesResult {
  *
  * deleteFeatures({
  *   url,
- *   deletes: [1,2,3]
+ *   objectIds: [1,2,3]
  * });
  * ```
  *
@@ -79,9 +84,14 @@ export function deleteFeatures(
 
   appendCustomParams(requestOptions, options);
 
-  // mixin, don't overwrite
-  options.params.objectIds = requestOptions.deletes;
-  delete options.params.deletes;
+  if (options.params.deletes && options.params.deletes.length) {
+    // mixin, don't overwrite
+    options.params.objectIds = requestOptions.deletes;
+    delete options.params.deletes;
+    warn(
+      "The `deletes` parameter is deprecated and will be removed in a future release. Please use `objectIds` instead."
+    );
+  }
 
   return request(url, options);
 }
diff --git a/packages/arcgis-rest-feature-service/src/update.ts b/packages/arcgis-rest-feature-service/src/update.ts
index 750a9fa15c..86f10e1f96 100644
--- a/packages/arcgis-rest-feature-service/src/update.ts
+++ b/packages/arcgis-rest-feature-service/src/update.ts
@@ -5,7 +5,8 @@ import { IFeature } from "@esri/arcgis-rest-common-types";
 import {
   request,
   IRequestOptions,
-  appendCustomParams
+  appendCustomParams,
+  warn
 } from "@esri/arcgis-rest-request";
 import { IEditFeaturesParams, IEditFeatureResult } from "./helpers";
 
@@ -13,7 +14,7 @@ import { IEditFeaturesParams, IEditFeatureResult } from "./helpers";
  * Update features request options. See the [REST Documentation](https://developers.arcgis.com/rest/services-reference/update-features.htm) for more information.
  *
  * @param url - Feature service url.
- * @param updates - Array of JSON features to update.
+ * @param features - Array of JSON features to update.
  * @param params - Query parameters to be sent to the feature service via the request.
  */
 export interface IUpdateFeaturesRequestOptions
@@ -26,7 +27,11 @@ export interface IUpdateFeaturesRequestOptions
   /**
    * Array of JSON features to update.
    */
-  updates: IFeature[];
+  features: IFeature[];
+  /**
+   * Deprecated. Please use `features` instead.
+   */
+  updates?: IFeature[];
 }
 
 /**
@@ -49,7 +54,7 @@ export interface IUpdateFeaturesResult {
  *
  * updateFeatures({
  *   url,
- *   updates: [{
+ *   features: [{
  *     geometry: { x: -120, y: 45, spatialReference: { wkid: 4326 } },
  *     attributes: { status: "alive" }
  *   }]
@@ -72,9 +77,14 @@ export function updateFeatures(
 
   appendCustomParams(requestOptions, options);
 
-  // mixin, don't overwrite
-  options.params.features = requestOptions.updates;
-  delete options.params.updates;
+  if (options.params.updates && options.params.updates.length) {
+    // mixin, don't overwrite
+    options.params.features = requestOptions.updates;
+    delete options.params.updates;
+    warn(
+      "The `updates` parameter is deprecated and will be removed in a future release. Please use `features` instead."
+    );
+  }
 
   return request(url, options);
 }
diff --git a/packages/arcgis-rest-feature-service/test/crud.test.ts b/packages/arcgis-rest-feature-service/test/crud.test.ts
index 8f75294315..9f7a1eb7e7 100644
--- a/packages/arcgis-rest-feature-service/test/crud.test.ts
+++ b/packages/arcgis-rest-feature-service/test/crud.test.ts
@@ -26,6 +26,130 @@ describe("feature", () => {
   it("should return objectId of the added feature and a truthy success", done => {
     const requestOptions = {
       url: serviceUrl,
+      features: [
+        {
+          geometry: {
+            x: -9177311.62541634,
+            y: 4247151.205222242,
+            spatialReference: {
+              wkid: 102100,
+              latestWkid: 3857
+            }
+          },
+          attributes: {
+            Tree_ID: 102,
+            Collected: 1349395200000,
+            Crew: "Linden+ Forrest+ Johnny"
+          }
+        }
+      ]
+    };
+    fetchMock.once("*", addFeaturesResponse);
+    addFeatures(requestOptions)
+      .then(response => {
+        expect(fetchMock.called()).toBeTruthy();
+        const [url, options]: [string, RequestInit] = fetchMock.lastCall("*");
+        expect(url).toEqual(`${requestOptions.url}/addFeatures`);
+        expect(options.body).toContain(
+          "features=" +
+            encodeURIComponent(
+              '[{"geometry":{"x":-9177311.62541634,"y":4247151.205222242,"spatialReference":{"wkid":102100,"latestWkid":3857}},"attributes":{"Tree_ID":102,"Collected":1349395200000,"Crew":"Linden+ Forrest+ Johnny"}}]'
+            )
+        );
+        expect(options.method).toBe("POST");
+        expect(response.addResults[0].objectId).toEqual(1001);
+        expect(response.addResults[0].success).toEqual(true);
+        done();
+      })
+      .catch(e => {
+        fail(e);
+      });
+  });
+
+  it("should return objectId of the updated feature and a truthy success", done => {
+    const requestOptions = {
+      url: serviceUrl,
+      features: [
+        {
+          attributes: {
+            OBJECTID: 1001,
+            Street: "NO",
+            Native: "YES"
+          }
+        }
+      ],
+      rollbackOnFailure: false
+    } as IUpdateFeaturesRequestOptions;
+    fetchMock.once("*", updateFeaturesResponse);
+    updateFeatures(requestOptions)
+      .then(response => {
+        expect(fetchMock.called()).toBeTruthy();
+        const [url, options]: [string, RequestInit] = fetchMock.lastCall("*");
+        expect(url).toEqual(`${requestOptions.url}/updateFeatures`);
+        expect(options.method).toBe("POST");
+        expect(options.body).toContain(
+          "features=" +
+            encodeURIComponent(
+              '[{"attributes":{"OBJECTID":1001,"Street":"NO","Native":"YES"}}]'
+            )
+        );
+        expect(options.body).toContain("rollbackOnFailure=false");
+        expect(response.updateResults[0].success).toEqual(true);
+        done();
+      })
+      .catch(e => {
+        fail(e);
+      });
+  });
+
+  it("should return objectId of the deleted feature and a truthy success", done => {
+    const requestOptions = {
+      url: serviceUrl,
+      objectIds: [1001],
+      where: "1=1"
+    } as IDeleteFeaturesRequestOptions;
+    fetchMock.once("*", deleteFeaturesResponse);
+    deleteFeatures(requestOptions)
+      .then(response => {
+        expect(fetchMock.called()).toBeTruthy();
+        const [url, options]: [string, RequestInit] = fetchMock.lastCall("*");
+        expect(url).toEqual(`${requestOptions.url}/deleteFeatures`);
+        expect(options.body).toContain("objectIds=1001");
+        expect(options.body).toContain("where=1%3D1");
+        expect(options.method).toBe("POST");
+        expect(response.deleteResults[0].objectId).toEqual(
+          requestOptions.objectIds[0]
+        );
+        expect(response.deleteResults[0].success).toEqual(true);
+        done();
+      })
+      .catch(e => {
+        fail(e);
+      });
+  });
+
+  // tests for depreciated params
+  // remove when `adds`, `updates` and `deletes` params removed
+  it("should return objectId of the added feature and a truthy success", done => {
+    const requestOptions = {
+      url: serviceUrl,
+      features: [
+        {
+          geometry: {
+            x: -9177311.62541634,
+            y: 4247151.205222242,
+            spatialReference: {
+              wkid: 102100,
+              latestWkid: 3857
+            }
+          },
+          attributes: {
+            Tree_ID: 102,
+            Collected: 1349395200000,
+            Crew: "Linden+ Forrest+ Johnny"
+          }
+        }
+      ], // for linting
       adds: [
         {
           geometry: {
@@ -69,6 +193,15 @@ describe("feature", () => {
   it("should return objectId of the updated feature and a truthy success", done => {
     const requestOptions = {
       url: serviceUrl,
+      features: [
+        {
+          attributes: {
+            OBJECTID: 1001,
+            Street: "NO",
+            Native: "YES"
+          }
+        }
+      ], // for linting
       updates: [
         {
           attributes: {