diff --git a/.github/workflows/coding-standards.yml b/.github/workflows/coding-standards.yml
index 65be1c1..e369feb 100644
--- a/.github/workflows/coding-standards.yml
+++ b/.github/workflows/coding-standards.yml
@@ -130,5 +130,4 @@ jobs:
       # Run PHPStan for static analysis.
       - name: Run PHPStan Static Analysis
         working-directory: ${{ env.PLUGIN_DIR }}
-        if: ${{ contains('8.0 8.1 8.2 8.3 8.4', matrix.php-versions) }}
         run: php vendor/bin/phpstan analyse --memory-limit=1250M
\ No newline at end of file
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index a129d07..396ca98 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -6,14 +6,17 @@ includes:
 
 # Parameters
 parameters:
+    # Analyse against the minimum supported PHP version.
+    # This flags features (union types, enums, str_contains, etc.) that would
+    # fail on older PHP versions regardless of which PHP version PHPStan runs on.
+    phpVersion: 70100
+
     # Paths to scan
     paths:
         - src/
 
     # Paths to exclude
-    # API Traits are excluded as they are statically analysed in the Kit PHP SDK
     excludePaths:
-        - src/class-convertkit-api-traits.php
         - src/views/
 
     # Location of WordPress Plugins for PHPStan to scan, building symbols.
@@ -22,7 +25,6 @@ parameters:
 
     # Location of constants for PHPStan to scan, building symbols.
     scanFiles:
-        - src/class-convertkit-api-traits.php
         - /home/runner/work/convertkit-wordpress-libraries/convertkit-wordpress-libraries/wordpress/wp-config.php
 
     # Don't report unmatched ignored errors on older PHP versions (7.2, 7.3)
diff --git a/src/class-convertkit-api-traits.php b/src/class-convertkit-api-traits.php
index 2c7f035..1244373 100644
--- a/src/class-convertkit-api-traits.php
+++ b/src/class-convertkit-api-traits.php
@@ -5,8 +5,6 @@
  * @author ConvertKit
  */
 
-namespace ConvertKit_API;
-
 /**
  * ConvertKit API Traits
  */
@@ -144,7 +142,7 @@ public function get_email_stats()
      *
      * @return false|mixed
      */
-    public function get_growth_stats(\DateTime|null $starting = null, \DateTime|null $ending = null)
+    public function get_growth_stats(?\DateTime $starting = null, ?\DateTime $ending = null)
     {
         return $this->get(
             'account/growth_stats',
@@ -344,10 +342,10 @@ public function add_subscriber_to_legacy_form(int $form_id, int $subscriber_id)
     public function get_form_subscriptions(
         int $form_id,
         string $subscriber_state = 'active',
-        \DateTime|null $created_after = null,
-        \DateTime|null $created_before = null,
-        \DateTime|null $added_after = null,
-        \DateTime|null $added_before = null,
+        ?\DateTime $created_after = null,
+        ?\DateTime $created_before = null,
+        ?\DateTime $added_after = null,
+        ?\DateTime $added_before = null,
         bool $include_total_count = false,
         string $after_cursor = '',
         string $before_cursor = '',
@@ -471,10 +469,10 @@ public function add_subscriber_to_sequence(int $sequence_id, int $subscriber_id)
     public function get_sequence_subscriptions(
         int $sequence_id,
         string $subscriber_state = 'active',
-        \DateTime|null $created_after = null,
-        \DateTime|null $created_before = null,
-        \DateTime|null $added_after = null,
-        \DateTime|null $added_before = null,
+        ?\DateTime $created_after = null,
+        ?\DateTime $created_before = null,
+        ?\DateTime $added_after = null,
+        ?\DateTime $added_before = null,
         bool $include_total_count = false,
         string $after_cursor = '',
         string $before_cursor = '',
@@ -737,10 +735,10 @@ public function remove_tag_from_subscriber_by_email(int $tag_id, string $email_a
     public function get_tag_subscriptions(
         int $tag_id,
         string $subscriber_state = 'active',
-        \DateTime|null $created_after = null,
-        \DateTime|null $created_before = null,
-        \DateTime|null $tagged_after = null,
-        \DateTime|null $tagged_before = null,
+        ?\DateTime $created_after = null,
+        ?\DateTime $created_before = null,
+        ?\DateTime $tagged_after = null,
+        ?\DateTime $tagged_before = null,
         bool $include_total_count = false,
         string $after_cursor = '',
         string $before_cursor = '',
@@ -836,10 +834,10 @@ public function get_email_templates(
     public function get_subscribers(
         string $subscriber_state = 'active',
         string $email_address = '',
-        \DateTime|null $created_after = null,
-        \DateTime|null $created_before = null,
-        \DateTime|null $updated_after = null,
-        \DateTime|null $updated_before = null,
+        ?\DateTime $created_after = null,
+        ?\DateTime $created_before = null,
+        ?\DateTime $updated_after = null,
+        ?\DateTime $updated_before = null,
         string $sort_field = 'id',
         string $sort_order = 'desc',
         bool $include_total_count = false,
@@ -1265,8 +1263,8 @@ public function create_broadcast(
         string $content = '',
         string $description = '',
         bool $public = false,
-        \DateTime|null $published_at = null,
-        \DateTime|null $send_at = null,
+        ?\DateTime $published_at = null,
+        ?\DateTime $send_at = null,
         string $email_address = '',
         string $email_template_id = '',
         string $thumbnail_alt = '',
@@ -1362,9 +1360,11 @@ public function get_broadcast_link_clicks(
         return $this->get(
             sprintf('broadcasts/%s/clicks', $id),
             $this->build_total_count_and_pagination_params(
-                after_cursor: $after_cursor,
-                before_cursor: $before_cursor,
-                per_page: $per_page
+                [],
+                false,
+                $after_cursor,
+                $before_cursor,
+                $per_page
             )
         );
     }
@@ -1437,8 +1437,8 @@ public function update_broadcast(
         string $content = '',
         string $description = '',
         bool $public = false,
-        \DateTime|null $published_at = null,
-        \DateTime|null $send_at = null,
+        ?\DateTime $published_at = null,
+        ?\DateTime $send_at = null,
         string $email_address = '',
         string $email_template_id = '',
         string $thumbnail_alt = '',
@@ -1841,14 +1841,14 @@ public function create_purchase(
         string $transaction_id,
         array $products,
         string $currency = 'USD',
-        string|null $first_name = null,
-        string|null $status = null,
+        ?string $first_name = null,
+        ?string $status = null,
         float $subtotal = 0,
         float $tax = 0,
         float $shipping = 0,
         float $discount = 0,
         float $total = 0,
-        \DateTime|null $transaction_time = null
+        ?\DateTime $transaction_time = null
     ) {
         // Build parameters.
         $options = [
diff --git a/src/class-convertkit-api-v4.php b/src/class-convertkit-api-v4.php
index c105eee..ad3762a 100644
--- a/src/class-convertkit-api-v4.php
+++ b/src/class-convertkit-api-v4.php
@@ -14,7 +14,7 @@
  */
 class ConvertKit_API_V4 {
 
-	use ConvertKit_API\ConvertKit_API_Traits;
+	use ConvertKit_API_Traits;
 
 	/**
 	 * The SDK version.
diff --git a/src/class-convertkit-resource-v4.php b/src/class-convertkit-resource-v4.php
index 60f9da0..95a9d2a 100644
--- a/src/class-convertkit-resource-v4.php
+++ b/src/class-convertkit-resource-v4.php
@@ -59,7 +59,7 @@ class ConvertKit_Resource_V4 {
 	 *
 	 * @var     WP_Error|array|bool|null
 	 */
-	public $resources = array();
+	public $resources;
 
 	/**
 	 * The key to use when alphabetically sorting resources.