Am i eligible to apply for fresh quota?

hi i applied for H1B in 2007 n i gt stamped too… but because of sum issues i was nt utilised it and nt even travelled once to US… nw am applying fr 2014 fresh quota… so wats my question is

  1. Is thr any relevant information of prev H1B to b provided for to apply for new one?

  2. Do i get any pblm while attending fr stamping for fresh one? As i already gt stamping but nt utilised…