diff --git a/bin/www.js b/bin/www.js
index cf6aef6f..3799adae 100644
--- a/bin/www.js
+++ b/bin/www.js
@@ -20,7 +20,7 @@ cluster.setupPrimary(clusterSettings);
 const activeWorkers = new Map();
 for (let index = 0; index < processCount; index += 1) {
     const worker = cluster.fork();
-    activeWorkers.set(worker.process.pid, worker);
+    activeWorkers.set(worker.process.pid ?? 0, worker);
 }
 cluster.on('message', (worker, message) => {
     for (const [pid, activeWorker] of activeWorkers.entries()) {
@@ -31,9 +31,9 @@ cluster.on('message', (worker, message) => {
         worker.send(message);
     }
 });
-cluster.on('exit', (worker, code, signal) => {
-    debug(`Worker ${worker.process.pid.toString()} has been killed`);
-    activeWorkers.delete(worker.process.pid);
+cluster.on('exit', (worker) => {
+    debug(`Worker ${(worker.process.pid ?? 0).toString()} has been killed`);
+    activeWorkers.delete(worker.process.pid ?? 0);
     debug('Starting another worker');
     cluster.fork();
 });
diff --git a/bin/www.ts b/bin/www.ts
index ef779364..d79c91a1 100644
--- a/bin/www.ts
+++ b/bin/www.ts
@@ -37,7 +37,7 @@ const activeWorkers = new Map<number, Worker>()
 
 for (let index = 0; index < processCount; index += 1) {
   const worker = cluster.fork()
-  activeWorkers.set(worker.process.pid!, worker)
+  activeWorkers.set(worker.process.pid ?? 0, worker)
 }
 
 cluster.on('message', (worker, message: WorkerMessage) => {
@@ -51,9 +51,9 @@ cluster.on('message', (worker, message: WorkerMessage) => {
   }
 })
 
-cluster.on('exit', (worker, code, signal) => {
-  debug(`Worker ${worker.process.pid!.toString()} has been killed`)
-  activeWorkers.delete(worker.process.pid!)
+cluster.on('exit', (worker) => {
+  debug(`Worker ${(worker.process.pid ?? 0).toString()} has been killed`)
+  activeWorkers.delete(worker.process.pid ?? 0)
 
   debug('Starting another worker')
   cluster.fork()
diff --git a/database/addLotOccupancyFee.js b/database/addLotOccupancyFee.js
index f5eb60ab..940ae635 100644
--- a/database/addLotOccupancyFee.js
+++ b/database/addLotOccupancyFee.js
@@ -9,7 +9,7 @@ export async function addLotOccupancyFee(lotOccupancyFeeForm, user) {
     let taxAmount;
     if ((lotOccupancyFeeForm.feeAmount ?? '') === '') {
         const lotOccupancy = (await getLotOccupancy(lotOccupancyFeeForm.lotOccupancyId));
-        const fee = await getFee(lotOccupancyFeeForm.feeId);
+        const fee = (await getFee(lotOccupancyFeeForm.feeId));
         feeAmount = calculateFeeAmount(fee, lotOccupancy);
         taxAmount = calculateTaxAmount(fee, feeAmount);
     }
diff --git a/database/addLotOccupancyFee.ts b/database/addLotOccupancyFee.ts
index 74843b92..e0f04b52 100644
--- a/database/addLotOccupancyFee.ts
+++ b/database/addLotOccupancyFee.ts
@@ -1,5 +1,8 @@
-import type { LotOccupancy } from '../types/recordTypes.js'
-import { calculateFeeAmount, calculateTaxAmount } from '../helpers/functions.fee.js'
+import {
+  calculateFeeAmount,
+  calculateTaxAmount
+} from '../helpers/functions.fee.js'
+import type { Fee, LotOccupancy } from '../types/recordTypes.js'
 
 import { getFee } from './getFee.js'
 import { getLotOccupancy } from './getLotOccupancy.js'
@@ -30,7 +33,7 @@ export async function addLotOccupancyFee(
       lotOccupancyFeeForm.lotOccupancyId
     )) as LotOccupancy
 
-    const fee = await getFee(lotOccupancyFeeForm.feeId)
+    const fee = (await getFee(lotOccupancyFeeForm.feeId)) as Fee
 
     feeAmount = calculateFeeAmount(fee, lotOccupancy)
     taxAmount = calculateTaxAmount(fee, feeAmount)
diff --git a/database/getLotOccupancies.ts b/database/getLotOccupancies.ts
index 37f1fc18..2f75902a 100644
--- a/database/getLotOccupancies.ts
+++ b/database/getLotOccupancies.ts
@@ -136,14 +136,14 @@ async function addInclusions(
 ): Promise<LotOccupancy> {
   if (options.includeFees) {
     lotOccupancy.lotOccupancyFees = await getLotOccupancyFees(
-      lotOccupancy.lotOccupancyId!,
+      lotOccupancy.lotOccupancyId,
       database
     )
   }
 
   if (options.includeTransactions) {
     lotOccupancy.lotOccupancyTransactions = await getLotOccupancyTransactions(
-      lotOccupancy.lotOccupancyId!,
+      lotOccupancy.lotOccupancyId,
       { includeIntegrations: false },
       database
     )
@@ -151,7 +151,7 @@ async function addInclusions(
 
   if (options.includeOccupants) {
     lotOccupancy.lotOccupancyOccupants = await getLotOccupancyOccupants(
-      lotOccupancy.lotOccupancyId!,
+      lotOccupancy.lotOccupancyId,
       database
     )
   }
diff --git a/database/getWorkOrders.ts b/database/getWorkOrders.ts
index 64a1ca91..0ddd1cb6 100644
--- a/database/getWorkOrders.ts
+++ b/database/getWorkOrders.ts
@@ -106,7 +106,7 @@ async function addInclusions(
 ): Promise<WorkOrder> {
   if (options.includeComments ?? false) {
     workOrder.workOrderComments = await getWorkOrderComments(
-      workOrder.workOrderId!,
+      workOrder.workOrderId,
       database
     )
   }
diff --git a/database/moveFee.js b/database/moveFee.js
index 5cfd66b4..8bba8862 100644
--- a/database/moveFee.js
+++ b/database/moveFee.js
@@ -56,7 +56,7 @@ export async function moveFeeUp(feeId) {
 }
 export async function moveFeeUpToTop(feeId) {
     const database = await acquireConnection();
-    const currentFee = await getFee(feeId, database);
+    const currentFee = (await getFee(feeId, database));
     if (currentFee.orderNumber > 0) {
         updateRecordOrderNumber('Fees', feeId, -1, database);
         database
diff --git a/database/moveFee.ts b/database/moveFee.ts
index dadec48a..d034ea92 100644
--- a/database/moveFee.ts
+++ b/database/moveFee.ts
@@ -1,3 +1,4 @@
+import { Fee } from '../types/recordTypes.js'
 import { getFee } from './getFee.js'
 import { acquireConnection } from './pool.js'
 import { updateRecordOrderNumber } from './updateRecordOrderNumber.js'
@@ -100,7 +101,7 @@ export async function moveFeeUp(feeId: number): Promise<boolean> {
 export async function moveFeeUpToTop(feeId: number | string): Promise<boolean> {
   const database = await acquireConnection()
 
-  const currentFee = await getFee(feeId, database)
+  const currentFee = (await getFee(feeId, database)) as Fee
 
   if (currentFee.orderNumber! > 0) {
     updateRecordOrderNumber('Fees', feeId, -1, database)
diff --git a/handlers/lotOccupancies-get/new.ts b/handlers/lotOccupancies-get/new.ts
index 6a1c6400..535ab42a 100644
--- a/handlers/lotOccupancies-get/new.ts
+++ b/handlers/lotOccupancies-get/new.ts
@@ -21,7 +21,7 @@ export async function handler(
 ): Promise<void> {
   const startDate = new Date()
 
-  const lotOccupancy: LotOccupancy = {
+  const lotOccupancy: Partial<LotOccupancy> = {
     occupancyStartDate: dateToInteger(startDate),
     occupancyStartDateString: dateToString(startDate)
   }
diff --git a/handlers/workOrders-get/new.ts b/handlers/workOrders-get/new.ts
index c137acc6..19e351d8 100644
--- a/handlers/workOrders-get/new.ts
+++ b/handlers/workOrders-get/new.ts
@@ -10,7 +10,7 @@ export async function handler(
 ): Promise<void> {
   const currentDate = new Date()
 
-  const workOrder: WorkOrder = {
+  const workOrder: Partial<WorkOrder> = {
     workOrderOpenDate: dateToInteger(currentDate),
     workOrderOpenDateString: dateToString(currentDate)
   }
diff --git a/types/recordTypes.d.ts b/types/recordTypes.d.ts
index 06ce5d25..2c164be5 100644
--- a/types/recordTypes.d.ts
+++ b/types/recordTypes.d.ts
@@ -187,12 +187,12 @@ export interface LotOccupancyComment extends Record {
     lotOccupancyComment?: string;
 }
 export interface LotOccupancyField extends OccupancyTypeField, Record {
-    lotOccupancyId?: number;
-    occupancyTypeFieldId?: number;
+    lotOccupancyId: number;
+    occupancyTypeFieldId: number;
     lotOccupancyFieldValue?: string;
 }
 export interface LotOccupancy extends Record {
-    lotOccupancyId?: number;
+    lotOccupancyId: number;
     occupancyTypeId?: number;
     occupancyType?: string;
     printEJS?: string;
diff --git a/types/recordTypes.ts b/types/recordTypes.ts
index f6e220e2..083e280b 100644
--- a/types/recordTypes.ts
+++ b/types/recordTypes.ts
@@ -245,13 +245,13 @@ export interface LotOccupancyComment extends Record {
 }
 
 export interface LotOccupancyField extends OccupancyTypeField, Record {
-  lotOccupancyId?: number
-  occupancyTypeFieldId?: number
+  lotOccupancyId: number
+  occupancyTypeFieldId: number
   lotOccupancyFieldValue?: string
 }
 
 export interface LotOccupancy extends Record {
-  lotOccupancyId?: number
+  lotOccupancyId: number
 
   occupancyTypeId?: number
   occupancyType?: string