Signs are used for a variety of reasons. For example they can be used:
-----to advertise
-----to sell
-----to attract attention
-----to give direction
-----to promote your business name
-----to guide people to your place of business
-----to distinguish yourselves from others

Who would benefit from using solar signs?
-----real estate agents
Routinely used by real estate agents in America and Australia, solar power signage is an integral part of successful property sales. "For Sale Signs" that are illuminated will have a vastly superior effect to those that are not. This is especially seen when a number of properties are for sale in the same area. Signs that are unique and stand out due to being illuminated will attract attention much more easily. Investing in solar power signs for real estate will pay dividends as potential buyers are attracted and directed to properties more readily than properties promoted by standard wooden signage.
------ bed and breakfast
------ hotels/motels
------councils-road safety message
In fact any business which is looking to direct clients to their place of work will benefit from investing in solar powered signs