This link is a Binance Square post - it's safe, it's just Binance's social feed.

Here's what it says:
Take partial profits at the top.

Then, when everyone is scared and telling to close, I buy more.

Keep it simple: sell in the green, buy back in the red.
Easy peasy. 🍋
Creator: Spin-zk on Binance Square

The r=G927YWMF in the link is just their referral code, and app_square_share_link means someone shared it from the Binance app via Copy Link.

It's basically a trading mindset post - not a specific buy/sell signal. The author also posts a lot about $ZK.

Did you want to follow that creator, or were you checking if the link is legit to open/trade?