Answered a question about using landing pages from other services but using ConvertKit for email marketing. I started out doing this (Leadpages to ConvertKit) but once ConvertKit came out with their easy to use and pretty landing pages I switched over to just using CK which also helped halve my list building costs. Nevertheless, connecting CK to landing page builders is pretty simple. Here are the instructions for several popular builders as well as pages you (or your webmaster) build on your own website using 2 popular web page builders: