As used in this chapter, the following terms shall have the meanings indicated:
Includes notice upon the owner of real property, either by personal service upon such owner or by certified mail to such owner at his last known address, or where service shall not have been successfully made by either of the two methods first-mentioned herein, then by leaving such notice at or upon such premises.
Includes any street, road, lane, court, cul-de-sac, public way and public square used or intended to be used within the Borough as public passageways.
Shall be of two types:
Any tree, shrub or other similar obstruction or any part thereof which obstructs the view of the street by any driver of a motor vehicle upon the street.
Any building, shed, fence or similar structure or part thereof which obstructs the view of the street by any driver of a motor vehicle upon that street.