The most important thing when advertising is to reach the target audience. No matter how good a design, idea or infrastructure you have, if you can't reach the target audience, it won't make any profit for you.
It is very important to keep up with the changing advertising platforms from time to time in order to reach the general audience. Newspaper, radio, television and now social media platforms. If you cannot keep up with these innovations that change from time to time, you will fall behind your competitors.
The most important thing when advertising on social media is to keep up with the current trends. Do not hesitate to use the viral (popular phenomena, which are phenomena on the Internet, the person spreading it is generally unknown) in your advertisements, which are on the rise in the ever-changing social media trends.
Until about 4 to 6 years ago, social media was a platform with a young audience, but now it has become the meeting point of people from all walks of life, from 7 to 70. You can be sure that an ad you place on these platforms will reach large audiences.