Best for producer forums like Gearspace, KVR, or Facebook groups.
State exactly how the money is handled (e.g., "Pay the dealer directly" is safer than "Venmo me").
[Link to official group buy page or signup form]
Use sites like Sherine S Piano Group Buy or local dealer sites to confirm current stock.
g., more professional vs. more casual) or to a specific piano brand? Yamaha U3 | Sherine S Piano Grou - 钢琴团购