Grácia, this is not a bug. You can buy the researcher for dollars even on a lower level than yours. But you can't buy them for gold until you reach level 25
Closing this thread as this is not a bug
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Grácia, this is not a bug. You can buy the researcher for dollars even on a lower level than yours. But you can't buy them for gold until you reach level 25
Closing this thread as this is not a bug