How does it work? Just put your image size after our URL and you'll get a placeholder.

Drop files right from your computer, or the web, to create organized collections—bringing together information like never before. Invite friends or co-workers to collaborate and edit your Dropmarks in real-time. It’s not about “social media” (we won’t ask you to “follow” anyone), it’s about organizing and sharing your ideas in the easiest way possible.

Just put your dimensions after our URL to get a background guide image to work with in your browser. Grids are created on the fly, so any combination should work.

It's like placehold.it for grid background images.

Email followups, scheduled as easily as this: 2minutes@followupthen.com. Clear out your inbox by forwarding emails to FollowUpThen. Make sure your emails get responses. SMS Reminders. Easy reminders — an email away.

ifttt is a new web service for automating a lot of cool things you might want to do on the web. There are a lot of great “recipies” demonstrating how you might use it.