## Overview
This guide walks you through integrating Affirm with your BigCommerce Blueprint platform. If you are unsure of what theme you are currently using, you can check [here](🔗).
Using Stencil?
Check out our [integrating Affirm with BigCommerce Stencil](🔗) documentation.
If you are familiar with HTML and CSS, Blueprint themes provide you with customization options to modify the structure of your BigCommerce site. This guide walks you through configuring promotional messaging on a Blueprint platform.
## Step 1: Install the Affirm Marketing app
Once logged in to your BigCommerce dashboard, visit the [Affirm Marketing app listing](🔗). Click "**Get App**" and follow the app installation steps.
## Step 2: Add Affirm scripts
1\. Copy the script from your Affirm marketing app - it is unique to your store but should look something like the following:
2\. In BigCommerce dashboard, navigate to **[Advanced Settings -> Web Analytics].([http://login.bigcommerce.com/deep-links/manage/settings/payment/manage/settings/analytics](🔗))**. 3\. Select the **Google Analytics tab** and paste the Affirm script at the end of the page. 4\. Click **Save** .
## Step 3: Configure the Affirm app settings
1\. Go to **Apps > My Apps > Affirm Marketing > Settings**. 2\. Enter the [Public Key](🔗) from your Affirm dashboard. (If testing, use your [Sandbox Public API Key](🔗)). 3\. Enable **Sandbox Mode** if testing only. 4\. Click **Save**.
## Step 4: Configure Promotional Messaging
1\. Go to **Apps > My Apps > Affirm Marketing > Promotional Messaging**. 2\. Toggle **Promotional Messaging on Products** to enable Affirm messaging on the product pages. 3\. Toggle **Promotional Messaging on Cart Page** to enable Affirm messaging on the product page. 4\. Optional: Toggle **Promotional Messaging on Quick Cart Page** and/or **Promotional Messaging on Category Pages**. 5\. Complete the [applicable fields](🔗) for both product and cart page settings (and quick cart and category pages, if enabled). 6\. Click **Save**.
### Promotional messaging fields
| Field | Description |
| **Selector ID** | We require a _Selector ID_ value so that Affirm promotional messaging can be easily added to the product and cart pages. See our [BigCommerce Blueprint FAQ](🔗) if you need help locating the **Selector ID**. |
| **Site Theme** | Select the **Custom** option. |
| **Height** | The height of the promotional messaging element. If unsure, leave default value. |
| **Width** | The width of the promotional messaging element. If unsure, leave default value. |
| **Minimum Product Price** | The minimum price to display Affirm promotional messaging on product page. |
| **Product Page Price** (Product Page settings only) | Only enter a value in this field if instructed by Affirm. See our [BigCommerce Blueprint FAQ](🔗) if you need help locating the **Product Page Price**. |
| **Product Page Options** (Product Page settings only) | Only enter a value in this field if instructed by Affirm. See our [BigCommerce Blueprint FAQ](🔗) if you need help locating the **Product Page Options**. |
| **Logo Type** | Select the Affirm to show as plain text, a logo, or a symbol. |
| **Logo Color** | Select the Affirm logo/symbol to show as blue, black, or white. |
| **Inline Pricing** (Product Page and Category Pages settings only) | Only toggle on if instructed by Affirm. Use if the product price is dictated by options, rather than a set base price. |
| **Minimum Cart Total** (Cart and Quick Cart settings only) | The minimum cart total to display Affirm promotional messaging. |
| **Product Container Selector** (Category settings only) | Only enter a value in this field if instructed by Affirm. |