The Property ID is a string of nine numbers located in your Google Analytics dashboard and it is a unique identifier for each property in Google Analytics 4.

To find your Property ID, follow these steps:
1. Navigate to the Admin section in the bottom left corner of the Google Analytics dashboard.

2. Select your Google Analytics 4 property in the Admin tab.

3. Click on Property Settings and copy the Property ID.

The tracking ID is a string like UA-000000-2. It must be included in your tracking code to tell Analytics which account and property to send data to.

The tracking ID is automatically included in the JavaScript snippet for websites but also needs to be included in other tracking technologies, such as the SDKs and the Measurement Protocol, for Analytics to work.

1. To collect your Web Property ID, Log in to your Google Analytics account and navigate to the Admin section on the bottom left corner of the dashboard.

2. Click on Tracking Info under the Property Settings.

3. Select the Tracking code and copy the Tracking ID.