Many lobbyists become campaign treasurers and fundraisers for congresspersons. Nevertheless, congresspersons in office, or incumbents, have strong advantages over challengers. Youngest U.S. congresspersons tend to be older than the youngest MPs in Commonwealth countries. He noted that congresspersons spend three of every five weekdays raising money for reelection. This is a list of United States congresspersons by longevity of service. This is a list of United States congresspersons by brevity of service. What's come to describe most congresspersons today is a need to avoid blame. However, after the 1790 census Maryland's representation increased to 8 congresspersons. It is possible for citizens to learn how congresspersons voted by consulting an online database. Foreign-born Congresspersons comprised 2% of the voting membership of the House.