There are forums where people talk about this stuff.
Or maybe he gets the sales data (or brochures), and looks up the big discount items on amazon. Eventually you get a feel for what is a good deal. I have done this in the past with 3g/4g modems, you know how much they sell for, you know when a sale will get you a good deal.
Or maybe he gets the sales data (or brochures), and looks up the big discount items on amazon. Eventually you get a feel for what is a good deal. I have done this in the past with 3g/4g modems, you know how much they sell for, you know when a sale will get you a good deal.