You can use Signatures when sending emails from LeadSquared. You have the provision of using HTML signature and a Text signature based on your requirement.
Navigate to Dashboard > My Account > Settings > Account Settings > My Email Signature. Click on the Edit button. You will see HTML signature box and a Text signature box.
The HTML signature box allows you the flexibility to include an image, attach a file, use different fonts and styles, and even using HTML code. The text signature box allows you to create a signature with a plain text. Save it to use it in LeadSquared.