remember to think about where you want to place your new table and what would fit in your space, how the table would work for your family and how the table would match the other furniture you already have. the idea is to use the weight of the frame to stretch the string so that you can see how much the picture will sag down on the wall. i will begin in faith and see how things go. i have a few ropes around the house!! the model building is, as you'd expect, quite complicated, but the instructions are clear and easy to follow. 