R.I. Gen. Laws § 17-15-22: Party checkers, runners and watchers.

The local board shall, by written rule, provide for the presence of party checkers to be seated outside the rail next to the warden to make a list of those who vote and for the distribution of lists or memoranda to the proper representatives or candidates or groups of candidates. Party checkers, runners and watchers shall be regulated in the same manner as directed in § 17-19-22.