This warranty does not cover: (a) defects resulting from improper or unreasonable use, accident, earthquake or other external cause; (b) damage caused by service (including upgrades and expansions) performed by anyone who is not a representative of Leaderinfogate or a Leaderinfogate Authorized Service Provider (“RASP”); (c) defects caused by normal wear and tear or otherwise due to the normal aging of the Leaderinfogate Product; (d) failure to follow operating instructions; exposure to excess moisture, extreme heat or cold, or sun damage; (e) connections to improper voltage supply; (f) unauthorized alteration or modification of original condition; (g) any product that has had its serial number removed or defaced.