[8] Billy introduced Ian Paisley to his younger brother,[9] In 1962, along with John McQuade, he joined the Ulster Unionist Party's Court ward branch, as part of an entryist campaign by UPA members,[10] and was soon appointed as Jim Kilfedder's election agent.
[11] During the 1966 general election, Paisley said that Kilfedder had links with Fine Gael, and Spence blamed this for the loss of the Belfast West seat to the Republican Labour Party's Gerry Fitt.
[14] They believed that he formulated a "false flag" strategy for the group, arranging bombings and gun attacks which would appear to be the work of the Irish Republican Army.
[15] According to Billy Hutchinson, Spence also played a vital role in helping him develop a Young Citizen Volunteers recruitment strategy.
Amongst those to raise the issue having received correspondence were Ian Paisley, Jim Kilfedder, Peter Robinson, Harold McCusker, Oliver Napier and Mairead Corrigan.