Address the people you seek, and them only

The man who wins out and survives does so only because of superior science and strategy.

Almost any questions can be answered,cheaply, quickly and finally, by a test campaign. And that's he way to answer them - not by arguments around a table

The writing of headline is one of the great journalistic arts. They either conceal or reveal am interest

Remember the people you address are selfish, as we all are. They care nothing about your interests or profit. They seek service for themselves

"Best in the world," "lowest price in existence, " etc are at best claiming the expected. But superlative of that sort are usually damaging. They suggestion looseness of expression, a tendency to exaggerate, a careless truth. They lead readers to discount all the statements that you make

The purpose of a headline is to pick out people you can interest. You wish to talk to someone in a crowd. So the first thing you say is, "hey there, Bill Jones" to get the right persons attention.so it is in n advertisement