The Substitution Augmentation Modification Redefinition Model offers a way of seeing how pc technology might impression teaching and studying Since transporting cellular gadgets forwards and backwards from college on daily basis will increase the likelihood that devices will probably be broken  and given that college students who take dwelling devices shall be using the computer systems outside of secure in-faculty networks or adult-supervised settings—which will increase the potential that college students could engage in dangerous or irresponsible on-line behaviors—one-to-one take-house policies are frequently debated or criticized