A advertising agency

 Invisible ink :-

A one company make a ink . they was telling to every big diller we made a invisible ink and this is very unique ink in the world but people don't want to believe .because they know that how can this is possible? They tell every one if you don't want to believe so its OK. They ignore this . he start the advertising the ink .he made many big big banner of ink . he write in banner this ink is one of the best of best ink . this ink is not available for any company or any store they available only for my company .he is stating to tell about the quality of ink. When you write only one you able see sometime you not able see . only you can able to see a lenses they lenses we also give you for ink. Many company buy this ink now in business he is the big business man .he have many company of ink. But this ink is really good for everyone that thing told company owner.