The OSA is "Compte Titres Ordinaire" in France it's the equivalent of the Brokerage Account is the US. 

The Ordinary Securities Account (OSA) is a highly favored investment tool among investors looking to diversify their portfolios and access a wide range of financial assets.

Unlike more specific solutions such as the Equity Savings Plan (PEA), the OSA offers unparalleled flexibility. At WhiteBlock, we advocate for this type of investment due to its numerous advantages, particularly its ability to make you a true owner of the securities you hold. In this article, we will delve into what a OSA is, its benefits, and its relevance in a dividend-focused investment strategy.