Thank you for your answer!

I made this setup( in the image). I made a cluster with the points I wanna scale, but with my setup the points move along their vectors. I just wanna move them towards eachother in the XZ plane. EDIT: I replaced the ResizeVector with an ADD node and I can now move the cluster in the desired axis. Is...

I'm an ICE noob and so far I learned how to scale the entire mesh by using ICE, but I don't know how to scale individual(or only some polys) of a mesh.
Is there some documentation about this? or does anyone have time to explain?