Also, if you can only pin in the seam allowance area if possible. By pinning only in the seam allowance area, it will take away from any unwanted holes on the visible side of your garment.
Again, I am not pinning my pattern onto the fabric. I place weights and carefully cut with a rotary cutter.
When sewing a seam the two layers always find a way of sliding away from each other. To remedy this I hand baste a running stitch on the sew line prior to machine sewing it. I know your thinking this is an extra step you rather not do. But don’t be lazy! It is worth the feeling of a perfectly sewn seam.
Silk is very sensitive to heat, when pressing a new seam try to use only the tip of the iron. This will avoid the raw edge of the seam allowance being permanently imprinted onto the right side of your garment.