There are more alternatives to domain parking being realized every day. Developing a parked domain still takes an effort, but there are a lot of resources out there that make it easier, including (of course) ways to continue monetize type-in traffic. The keywords for this are: cobrands, datafeeds, affiliate programs, custom stores, custom domains and widgets.
Widgets are HOT and can add a social networking dimension to your domain’s offerings. Social networks mean traffic and If you’ve got long tail generic domains with only a trickle of type-ins, these networks could give you a boost. At least that’s what I’m hoping… More to come on this topic and maybe an example or two. Stay tuned!