1 Additional collars for additional dogs cost between $55 and $130. 2  A do-it-yourself kit may not include enough wire. 3  Additional wire costs between $23 and $70 depending on length (usually between 500 and 1,000 feet) and durability. If living in an area with frequent thunderstorms, consider buying a lightning protector. 2  These cost between $35 and $55. 3  Keep in mind that an invisible fence doesn't keep other dogs, animals or people out of the yard.
Import finance allows both the importer and exporter to be free from assuming an excessive amount of risk.
Parallel import means that patented or marked goods are purchased in a foreign market and resold in the domestic market. These are known as passive parallel imports. Instead, active parallel imports occur when foreign licensees enter the market in competition with the holder of the patent or of the trade mark. There are three kinds of principles that can hypothetically regulate the parallel importations (known also as gray market).