One Make your Sig.
Two Save your Sig as PNG.
Three Make a PSD a BIT Bigger then your sig.
Four Use the Shape Tool and Make A Box somewhat Similar to your sig size.
Five Paste in your Sig.
Six Right click your sig Layer and Click Clipping Mask.
Seven Make a New Layer and Apply Image
Eight Right Click The Applied Layer and click Blending Options
Nine Pick your Options.
Ten Save as PNG and Upload.
Finished~
Two Save your Sig as PNG.
Three Make a PSD a BIT Bigger then your sig.
Four Use the Shape Tool and Make A Box somewhat Similar to your sig size.
Five Paste in your Sig.
Six Right click your sig Layer and Click Clipping Mask.
Seven Make a New Layer and Apply Image
Eight Right Click The Applied Layer and click Blending Options
Nine Pick your Options.
Ten Save as PNG and Upload.
Finished~