Originally Posted by azwendyg

All very good points, Stephanie. I always use #3 as my 'final check'.

Another technique I use when making major changes in the type of thread I'm going to use is to set the bobbin tension where I want it, so the thread pulls out easily, but not freely, then set the top to match. My rule of thumb on this one is that the bobbin tension should allow me to just be able to pick up the bobbin, case and all, by the thread without it unwinding, but only require a very slight tug to get it to feed out.