Dr. Know Speaking of horse cops (Dr. Know, May 25, 2011), who cleans up the enormous turds the horsies leave on streets, sidewalks and bike lanes? —Ben Sometimes I wonder if all this dwelling on enormous t   More

Dr. Know Portland Public Schools owns so many vacant properties—why don’t they sell some off? Or at least lease them out to raise funds for the repairs and upgrades that they seek? —Cynthia V. Ah, Cynt   More

Dr. Know In at least two spots near where I-5 meets I-84, would-be traffic lanes overhead stand half-completed, as if freeway builders ran out of money halfway through the job. What’s the deal? —James An   More

Dr. Know Why, in 2011, does Portland still have cops on horseback? Do we have a big problem with rustlers downtown these days? Or are these super-horses that can chase down speeders?  How much are we pa   More

Dr. Know The recordings on MAX are only in Spanish and English. What about Russian and Vietnamese, if they’re really trying to “honor” non-English speakers? Won’t this discourage other groups from r   More

Dr. Know Driving to work on Monday [May 2], I noticed that the flags on the Fremont Bridge were at half-staff. Given that weekend’s news, I have to wonder: Did this have anything to do with the death of O   More

Dr. Know I’ve seen at least three white bicycles adorned with flowers tethered to poles around Portland and Milwaukie. What gives? Do the bikes represent a location where a cyclist was hit by a car? An art   More

Dr. Know I’ve noticed Goodwill’s prices rising during this recession—in some cases, you could buy something new for about the same cost. And now they’ve opened a “Goodwill Boutique” on Hawthorne.   More

Dr. Know All right, Dr. Know, I got fucking scabies. What do I do? Do I buy a cream for it at Walgreens? Or can I cure it with sulfur and tick spray, like the Internet claims? And finally, does this mean I�   More

Dr. Know I’ve always been puzzled about the economic matrices of people who work in Portland and live in Vancouver. Do they create a net economic gain or loss for our city and state? —When Yaks Attack Va   More