BeanTownRentals.com - Offers information about apartments and vacation rentals. Database searchable by rent levels, bedrooms, and bathrooms, sign up required. - http://www.beantownrentals.com
Just Property - Magazine listing homes for sale; articles about buying and selling; listings of homes that have sold; mortgage companies, law firms and inspectors in Greater Boston. - http://www.justproperty.com/
Boston Apartment Online Rental Magazine - Short and long-term rentals in many eastern MA areas. Send your criteria or respond to an ad and their participating agencies will contact you. Also roommates ads for free. - http://www.bostonapartments.com/