AMWAY
1800GotJunk is the only national junk franchise I am aware of. They are available at that phone number or by the web at 1800GotJunk.com.
EmpireLiquidators
First you would have to find the similar product in other companies and you can then compare the different aspects of the product to the one you have.
Danbury Mint
Companies use logos as a corporate identifier, to differentiate itself from similar companies or products.
Internal
There is a rental fee for other lines. This is similar for power companies also. Not all lines are owned by local companies.
It depends what kind of companies you are asking about, but we have very similar companies to the US. For example, instead of Wallmart, we have Carrefour (it's actually a French word meaning a four way intersection). Our companies are much like the US's companies.
Media.
Yes, telecheck is owned by First Data. A couple of similar companies are United Tranzactions and CrossCheck, Inc. They are all check guarantee companies.
Insurance companies have to advertise mainly to keep customers away from their competitors. Most insurance companies are very similar, so it doesn't make a huge difference to customers which company they choose. The ads make each company more unique, even if their policies are similar.