There are many differences, the particular point being rigidity and strength. Instead of two individual guide posts, Ezi uses four posts, all joined top and bottom, to give added strength to the structure and provides a full sized security housing. Ezi Security Systems gates house the motor assembly high and securely above the ground.
Consumable parts such as chains and vee belts are not used. More.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.