I don't quite understand, what does it mean to buy another wallet, I thought buying on Binance Alpha was enough

New deposit odds there, mates 100 $VSN + 54 $LAVA
Already bought on another exchange wallet, now deposit to Web 3 wallet
1k slots fcfs, quick hands now, mates
{alpha}(421610x11e969e9b3f89cb16d686a03cd8508c9fc0361af)
{alpha}(421610x6fbbbd8bfb1cd3986b1d05e7861a0f62f87db74b)