The second installment of our series on the city’s host of hidden, owner-run guesthouses takes us again to the East Side, where the very Portland Pocket House boasts easy access to the Mississippi District, eco features (think organic gardens, dual flush toilets, and re-purposed doug fir), and room for five (plus a place for Fido), all for $130 per night*. And—good karma alert!—teachers and nonprofit workers get 10 percent off.