Make use of a laser printer or maybe a photocopier to print your structure; inkjet printers will not likely function mainly because their ink is soluble in h2o and would not transfer its ink into the PCB board. endeavor to use any shiny paper you want; magazine sheets will do. https://gndelectronics24218.ageeksblog.com/33844433/development-boards-things-to-know-before-you-buy