I actually use a 3-min bar chart, and a 15-minute to look at overall trend. An example of a trade would be this:
I will keep staying .06-.07 off of the inside bid w/ 1000 ,06 off, 1000 .07 cents off, and 5,000 .08 off, 5,000 .09 cents off. As the stock is on its dip, I watch volume to make...