Attribute model
Attribute model

For associating arbitrary attributes with a proposal

cityofsomerville/citydash,cityofsomerville/citydash,cityofsomerville/cornerwise,codeforboston/cornerwise,codeforboston/cornerwise,codeforboston/cornerwise,codeforboston/cornerwise,cityofsomerville/citydash,cityofsomerville/cornerwise,cityofsomerville/cornerwise,cityofsomerville/citydash,cityofsomerville/cornerwise