+ Welcome, {{ user?.firstName }}!
+
+```
+
+### Set global properties
+
+Properties set with `setGlobalProperties` are included with every event. This is useful for app version tracking, feature flags, or A/B test variants.
+
+```vue title="app.vue"
+
+```
+
+### Clear user data on logout
+
+When users log out, clear the stored profile data to ensure subsequent events aren't associated with the previous user.
+
+```vue title="components/LogoutButton.vue"
+
+
+