"So, if you have two people, one voting 6% SP and 94% SVP, and the other voting 94% SP and 6% SVP, you get a sum of one vote for SP and one vote for SVP. The system is voter-friendly because it gives those you want to the freedom to cast more tactical votes, while the marjority of people will just cast ""integer votes"" by sending in one of the party lists provided.  "