I know html/css etc. so I can customize my aweber code in, for example, the sidebar of my blog.
There are lots of different auto responders out there obviously and many of my customers have asked if the blogs I have created can work with other auto responders aside from Aweber.
Obviously the answer is yes. But, I see other WSOs where people are asking questions like "Will this work with [insert auto responder name]?"
I know of:
Who do you use and do you find it challenging to add the code either to your sidebar or to any other part of your blog?