> ## Documentation Index > Fetch the complete documentation index at: https://help.sendspark.com/llms.txt > Use this file to discover all available pages before exploring further. # LeadConnector - Send Personalized Videos at Scale > Learn how to send personalized videos at scale using LeadConnector with Sendspark's dynamic features, merge tags and thumbnails. Sendspark integrates with LeadConnector to send personalized videos at scale using merge tags and personalized thumbnails. The key decision is which snippet to use: pick the **LeadConnector Email Templates** snippet for sales sequences and one-off emails, or the **LeadConnector Marketing Snippet** for marketing emails where you can edit the HTML body. ## Key takeaways * Add dynamic personalization (merge tags like "Hi \[first name]", CTA buttons, scheduling links) on your video's Edit page; the tags automatically match your LeadConnector contact data. * Personalize the thumbnail with a token such as the recipient's name or company — it's the first thing they see and lifts click-through rates. * There are two snippet options: Email Templates (best for sales sequences and one-off emails) and the Marketing Snippet (best for marketing emails with HTML editing). * Use the Marketing Snippet for newsletters, product announcements, and promotional campaigns where you can edit the HTML body. This guide shows you how to use Sendspark's dynamic personalization feature with LeadConnector to send personalized videos at scale. You'll learn how to set up merge tags, customize thumbnails, and choose the right integration snippet for your needs. ## Setting Up Dynamic Personalization 1. Record a new video in Sendspark or upload an existing one 2. Navigate to the **Edit page** for your video 3. Add dynamic personalization elements such as: * "Hi \[first name]" greetings * Other available merge tag options from the dropdown menu 4. Customize your video further by adding elements like: * Call-to-action buttons * Demo scheduling links * Additional interactive elements **Important:** When you select personalization options in Sendspark and send the video through LeadConnector, the merge tags will automatically match with your LeadConnector contact data. ## Personalizing Your Video Thumbnail The thumbnail is crucial because it's the first thing recipients see in their email inbox. 1. Locate the thumbnail section on your video's edit page 2. Add a **personalization token** to the thumbnail 3. Use dynamic elements like the recipient's name or company **Tip:** Personalized thumbnails significantly increase click-through rates, so don't skip this step! ## Choosing Your LeadConnector Integration Sendspark offers two different LeadConnector snippet options depending on your use case: ## LeadConnector Email Templates **Best for:** Sales sequences and one-off emails 1. Click on the **LeadConnector snippet** 2. Copy the provided code 3. Paste it into your email template in LeadConnector 4. The template will automatically pull in contact data whenever you use it This option is ideal for day-to-day sales communication and personal outreach. ## LeadConnector Marketing Snippet **Best for:** Marketing emails with HTML editing capabilities 1. Click on the **LeadConnector Marketing snippet** 2. Copy the HTML code 3. Paste it into the HTML body of your email Use this option for: * Marketing newsletters * Product announcements * Promotional campaigns * Any email where you can edit the HTML body ## Getting Help If you need assistance or clarification with your LeadConnector integration, contact our support team using the chat button on our website. ## Video Tutorial