# General Questions
# How to integrate campaign with advertising networks
Read page Sources.
# How to integrate with a landing page
Read page landing pages.
# How to integrate with doorways
Read page Doorways.
# How to show banners
Read page Banners.
# Does kclick_client.php differ in campaigns?
kclick_client.php file is the same for all campaigns, but the code wich calls this client differs in every campaign.
# The browser shows "Unsafe content blocked" или "Page was loaded over HTTPS"
That means your website works on HTTPS and Keitaro works on HTTP. Add SSL certificate to your tracker following these steps.