I do not want to use someone elses logo or business name
      Answer1:Legally, you should plan on running a business name search. Choosing a business name which is unique to your area would almost guarantee that there is no other. As for the logo, have one designed fresh, just for your business.
      Answer2:Have it registered. Most businesses, need to be registered with some body or another. For global sales and business especially. They do the checking for you. You could face heavy fines if you uses someone elses name, logo, or brand. Watch for ©, or ®, or tm. they are all registered namesPeace.