This Sources Sought Notice (SSN) supports Market Research being conducted by the United States Census Bureau (USCB or Census Bureau) to obtain information and identify potential sources of providing C... This Sources Sought Notice (SSN) supports Market Research being conducted by the United States Census Bureau (USCB or Census Bureau) to obtain information and identify potential sources of providing Commercial Data. The information gathered via this notice will be used to inform broader efforts within the USCB related to the future acquisition of all types of commercial data, and in support of a near-term requirement to acquire commercial voter registration data.