Top 5 Beaches in Puerto Rico
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Top 5 Beaches in Puerto Rico

When it comes to selecting the top 5 beaches in Puerto Rico, it’s hard to make a choice because Puerto Rico has many fine beaches. There’s also the definition of “best”. Criteria might include any or all of most scenic, safest, best…
how billboard advertising started
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History of Billboard Advertising

The first billboards were invented in the 1830s. They became a popular form of advertising in the 1860s. Then, as the 19th century came to a close, the proper format of a billboard was defined and their popularity skyrocketed. In the…