THERE ARE ONE TWO THINGS I WANT YOU TO HELP WITH. I WANT TO MAKE A BEAM WITH VARIABLE SECTION, IS IT POSSIBLE? I MADE THE CONNECTION OF THE BEAM I SHOWN WITH NUMBER 2 IN THE PICTURE WITH A SINGLE SLIP PLATE. HOW CAN I MAKE A DIFFERENT CONNECTION? I WAS UPLOADING THE FILE, BUT HOW CAN I UPLOAD THE FILE SIZE 20.1 MB?