diff --git a/src/SplidClient.ts b/src/SplidClient.ts
index 8b57d1f..d4d4763 100644
--- a/src/SplidClient.ts
+++ b/src/SplidClient.ts
@@ -1,7 +1,8 @@
 import { BatchClient } from './BatchClient';
-import { getBalance } from './getBalance';
+import { Balance, getBalance } from './getBalance';
 import { getSuggestedPayments } from './getSuggestedPayments';
 import { ScopedLogger } from './logging';
+import { createEntry } from './methods/createEntry';
 import { createExpense } from './methods/createExpense';
 import { createGroup } from './methods/createGroup';
 import { createPayment } from './methods/createPayment';
@@ -209,6 +210,8 @@ export default class SplidClient {
       }
       return data;
     }.bind(this) as (groupId: string) => Promise<Entry[]>,
+    create: this.injectRequestConfig(wrapRequestObject(createEntry)),
+
     expense: {
       create: this.injectRequestConfig(wrapRequestObject(createExpense)),
     },
@@ -285,4 +288,11 @@ export default class SplidClient {
   static getSuggestedPayments = getSuggestedPayments;
   static dedupeByGlobalId = dedupeByGlobalId;
   static getRoundedBalance = toFixed;
+  static getTotal = (balance: Balance) =>
+    SplidClient.getRoundedBalance(
+      Object.values(balance).reduce(
+        (sum, i) => sum + (i.payedBy - i.payedFor),
+        0
+      )
+    );
 }
diff --git a/src/methods/createEntry.ts b/src/methods/createEntry.ts
new file mode 100644
index 0000000..333946c
--- /dev/null
+++ b/src/methods/createEntry.ts
@@ -0,0 +1,34 @@
+import { RequestConfig } from '../requestConfig';
+import { Entry } from '../types/entry';
+
+export function createEntry(
+  config: RequestConfig,
+  entry: Omit<
+    Entry,
+    | 'GlobalId'
+    | 'UpdateInstallationID'
+    | 'createdGlobally'
+    | 'created'
+    | 'UpdateID'
+  >
+) {
+  const requestObj = {
+    id: 'createExpense',
+    path: '/parse/classes/Entry',
+    method: 'POST',
+    body: {
+      ...entry,
+      UpdateInstallationID: config.installationId,
+      GlobalId: config.randomUUID(),
+      notes: {
+        __op: 'Delete',
+      },
+      createdGlobally: {
+        __type: 'Date',
+        iso: new Date().toISOString(),
+      },
+      UpdateID: config.randomUUID(),
+    },
+  } as const;
+  return requestObj;
+}
diff --git a/src/splidErrors.ts b/src/splidErrors.ts
index 8c1bd15..8f7babd 100644
--- a/src/splidErrors.ts
+++ b/src/splidErrors.ts
@@ -14,4 +14,8 @@ export const SplidError = {
     error: 'Access denied: too many invalid codes',
     code: 141,
   },
+  ADD_FIELD_ERROR: {
+    error: 'Permission denied for action addField on class Entry.',
+    code: 119,
+  },
 } as const;
diff --git a/src/types/entry.ts b/src/types/entry.ts
index 9e0d784..d555d5c 100644
--- a/src/types/entry.ts
+++ b/src/types/entry.ts
@@ -73,18 +73,35 @@ export interface Entry {
   __type: 'Object';
   className: 'Entry';
 
-  category?: {
-    /**
-     * e.g. "Food"
-     */
-    originalName: string;
-    type: EntryCategory;
-  };
-  /** the "Purchased On" date. this is the only date you should manually modify */
-  date?: {
-    __type: 'Date';
-    iso: IsoTime;
-  };
+  /**
+   * you will never get an entry with `{ __op: 'Delete' }` from the api, but you have to send it to the api like this to clear the field.
+   * setting `{ category: undefined }` will not work.
+   */
+  category?:
+    | {
+        /**
+         * e.g. "Food"
+         */
+        originalName: string;
+        type: EntryCategory;
+      }
+    | {
+        __op: 'Delete';
+      };
+  /**
+   * the "Purchased On" date. this is the only date you should manually modify.
+   *
+   * you will never get an entry with `{ __op: 'Delete' }` from the api, but you have to send it to the api like this to clear the field.
+   * setting `{ date: undefined }` will not work.
+   */
+  date?:
+    | {
+        __type: 'Date';
+        iso: IsoTime;
+      }
+    | {
+        __op: 'Delete';
+      };
 }
 
 export const EntryCategories = {
diff --git a/src/types/index.ts b/src/types/index.ts
index 7f1ac1a..c79d73e 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -1,5 +1,6 @@
 import {
   Entry as SplidJsEntry,
+  EntryCategory as SplidJsEntryCategory,
   EntryItem as SplidJsEntryItem,
   UseridToShareMap as SplidJsUseridToShareMap,
 } from './entry';
@@ -21,4 +22,6 @@ export namespace SplidJs {
    * a map of a userId to their share. the shares are floats between 0 and 1 and their sum is exactly 1.
    */
   export type UseridToShareMap = SplidJsUseridToShareMap;
+
+  export type EntryCategory = SplidJsEntryCategory;
 }