This could reduce tragic mass shootings at universities like the Virginia Tech shooting “Seung-Hui Cho is 23 years old and was a South Korean immigrant mass murderer who killed 32 people and wounded 17 others armed with two semi-automatic pistols on April 16, 2007, at Virginia Polytechnic Institute and State University in Blacksburg, Virginia. Six other people were injured when they jumped from windows to escape. (wikipedia, 2016) If the legal law for purchasing guns was valid for up to 25 years, this mass shooting could probably never happen. For example, a 25-year-old teenager will be more likely to be responsible for his own actions, since he is more mature. Another reason is that they understand dealing with the law when purchasing a gun and the consequences that come with it if something goes wrong with the firearm. They will need to have proper gun handling training with a contract that will oblige the buyer to allow the police to visit their home. The police can verify that the weapons are adequately safe, in case such weapons are not safe, the police could notify this and if the individual does not comply with the conditions set by the police. The police can remove any weapons and cancel any permit he or she may have and if they want it back, they will