What is the difference between the Standard Check and the Extended Check features?  The standard check does a check against the two fields of information you enter: (i) The HIN (ii) An engine serial number The extended check also provides additional searches against: (iii) Boat License Number / Registration Number (iv) Boat Name (v) Year of Manufacture (vi) Engine or Outboard Serial No. (vii) Manufacturer (viii) Brand (ix) Model (x) Sail Number