diff --git a/src/utils/error.ts b/src/utils/error.ts
new file mode 100644
index 0000000..b55c8d3
--- /dev/null
+++ b/src/utils/error.ts
@@ -0,0 +1,10 @@
+import HttpError from "../interfaces/http-error";
+import HttpStatus from "../interfaces/http-status";
+
+export function throwRelationError(name: string) {
+  throw new HttpError(
+    HttpStatus.BAD_REQUEST,
+    `${name} cannot be found.`,
+    `relation${name.replaceAll(" ", "")}NotFound`,
+  );
+}
diff --git a/src/utils/minio.ts b/src/utils/minio.ts
index 4216126..d89b0d2 100644
--- a/src/utils/minio.ts
+++ b/src/utils/minio.ts
@@ -55,4 +55,10 @@ export const fileLocation = {
   customer: {
     img: (customerId: string, name?: string) => `customer/img-${customerId}/${name || ""}`,
   },
+  product: {
+    img: (productId: string, name?: string) => `product/img-${productId}/${name || ""}`,
+  },
+  service: {
+    img: (serviceId: string, name?: string) => `service/img-${serviceId}/${name || ""}`,
+  },
 };