hello all i love all the info in the forums very surprising a lot of people get away with halfscrewed jobs and put people and family in danger!Anyway im new to this forum ive been a residential electrician for almost a year now and do numerous side jobs will have to post pics later.Ok this is my problem my customer has a 73 house wired in aluminum! he wants to swap out all the crappy receps and switches for decora receps and switches this is the first house ive worked on thats wired in aluminum what is the safest method for pigtailing copper to aluminum? he dosent want to rewire with copper any ideas? ive heard many methods but would like to know the safest way [Linked Image]