In order to implement impression tracking on an offer you can follow the next steps:
Go to the Offer Details page and click edit.
Click on Landing Pages tab.
You will see a Default Landing Page (which is always created when an offer is created).
Insert the Impression Tracking link that the advertiser has given you on the field Impression Tracking URL.
Use the Edit Macros to help easily manage your parameters and macros.
You can get the impression macros in the following article,
Keep in mind 💡
You can add always add an Impression Tracking Link to every landing page they create.