All of us  know  about     formal  sources of  information,

The    question  is  to  identify  and use  them.

However  informal   sources         also  exist, but it  is  more  difficult  to identify  and use them,

Being  in an  Ocean,  the  waves  are permanent, so  it  is   a must

To  identify, find, use, keep  and  cultivate  these  informal   sources.


They  are  like  lubricant  in  machines.


This  is  the    power of knowledge  that gives business it’s vitality,


Combining  the formal  sources  and  informal  sources, give the  business   , the advantage  in  the market