Basic Stitches

Back stitch is use:

• as a embroidery stitch, to define or for outlining purpose.
• to hold fabric pieces together firmly–sew or repair seams.
• in place of machine stitching in handmade garments.
• to put a zipper in by hand.
• 
  

Steps

• Thread the needle.
• Tying a knot at the end of the thread.
• Follow the photo below, first, pull the needle from point 1 ( see photo 1)
• Insert the needle at point 2 (Photo 1).
• Pass the needle under all layers of the fabric and forward twice the length of the stitch to point 3 (Photo 2), pulling the thread snug.
• Repeat. End result will be something like photo 2.
• Finnish off by tying a knot at the end.
  

Picture 1

Picture 2

Running/ Baste Stitch

Running or Baste Stitch , I can never tell the difference.
What is Running or Baste Stitch : its an in-and-out even stitch :

• to define the outline
• very fine gathering
• hand darning.

Steps

• Insert the needle into the fabric, taking three or four small, even, forward stitches
• Pull the needle through the fabric.
• Repeat.
• Finnish off by tying knots at the end.