# Constants (/themes/sdk/reference/customer/constants)

```ts
import { … } from '@poltura/theme-sdk/customer';
```

## `accountRegions` [#accountregions]

The account template's regions, where merchants place blocks.

```ts
const accountRegions: {
    readonly head: 'head';
    readonly main: 'main';
    readonly orders: 'orders';
}
```

**Example**

```tsx
import { Slot } from '@poltura/theme-sdk/elements';
import { accountRegions } from '@poltura/theme-sdk/customer';

export function AccountOrders() {
  return <Slot name={accountRegions.orders} />;
}
```

## `authRegions` [#authregions]

The sign-in and sign-up pages' regions, where merchants place blocks.

```ts
const authRegions: {
    readonly head: 'head';
    readonly aside: 'aside';
}
```

**Example**

```tsx
import { Slot } from '@poltura/theme-sdk/elements';
import { authRegions } from '@poltura/theme-sdk/customer';

export function AuthAside() {
  return <Slot name={authRegions.aside} className='flex flex-col gap-4' />;
}
```