There are no universal concepts of what constitutes an actual nationwide home mortgage loan company, as different jurisdictions will have different things to say on the subject. In some places, there are no limits to what you could  nationwide home mortgage loan company  while in other places, such loans may only be taken on land. The understanding of mortgage according to American law for instance, is what happens when the owner of a property pledges the interest he has as a security or collateral. Other jurisdictions will usually have similar ideas on as to what constitutes a nationwide home mortgage loan company situation.