TaskRabbit. I kept expecting there to be something wrong with it. There just isn't. You set up a suitably-customizable task (I've used it to get groceries delivered and IKEA furniture assembled) and people bid on it trying to hit under your hidden maximum. You pay through the site after they do the job. Lovely bit of economy-flattening.
My experience was meh at best. Taskrabbit wasn't available in DC until pretty recently, so I only used it for research tasks. One of them gave me what I needed in a convenient way but was sloppy about it (looked up things in DC but not equally close ones in Maryland, and didn't account for time zones when sending me calendar invitations, which I found out by showing up an hour late for an appointment).
Others seemed like they didn't read the task description very closely, and looked for things satisfying their preferences, not my stated preferences (for exa...
I have often benefited from recommendations for Things I Didn't Know I Wanted.
Given that Less Wrong is a community of unusually intelligent, critical, and self-improvement-focused people, I suspect we can generate a pretty helpful thread of product recommendations — perhaps even a monthly thread of product recommendations.
Rules: