### Implement DKIM and SPF Records

Source: https://sendloop.com/help-portal/maximizing-inbox-delivery-success

Add DKIM and SPF records to your Sendloop account to authenticate your emails and increase deliverability.

```text
Add DKIM and SPF records to your Sendloop account
```

--------------------------------

### Validate Email Addresses with Services

Source: https://sendloop.com/help-portal/maximizing-inbox-delivery-success

Use email validation services to ensure all addresses are valid, reducing hard bounces and improving list hygiene.

```text
Use email validation services (such as Data Validation or BriteVerify)
```

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### Check HTML with a Linter

Source: https://sendloop.com/help-portal/maximizing-inbox-delivery-success

Ensure your HTML code is not broken by using a linter like Dirty Markup to avoid potential spam filter issues.

```text
Check your HTML using a linter, such as Dirty Markup
```

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