For more information, please see the Technical Notes. Fannie Mae conducts this survey and shares monthly and quarterly results so that we may help industry partners and market participants target our collective efforts to support the housing market. The October 2020 National Housing Survey was conducted between October 1, 2020 and October 25, 2020. Most of the data collection occurred during the first two weeks of this period. Interviews were conducted by PSB, in coordination with Fannie Mae.