How to flip Belle's folly in OSRS

Flipping Belle's folly on the Old School RuneScape Grand Exchange currently makes about 1,396 gp profit per item after the 2% GE tax: buy near 83,296 gp (the instant-sell price) and re-list near 86,420 gp (the instant-buy price).

• Buy at (instant-sell): 83,296 gp
• Sell at (instant-buy): 86,420 gp
• Margin after 2% tax: 1,396 gp (1.68% ROI)
• Buy limit per 4 hours: 15
• 24h volume: 2,075 (liquid)
• Max profit per limit cycle: 20,940 gp on 1,249,440 gp of capital

The flip, step by step

1. Place a buy offer at or just above 83,296 gp (the current instant-sell price).
2. Wait for the fill. Belle's folly is liquid right now, so expect fills within the hour at reasonable prices.
3. Re-list at or just below 86,420 gp (the current instant-buy price).
4. The GE takes 1,728 gp tax (2%) per item when it sells, leaving 1,396 gp profit each.
5. Repeat up to the buy limit (15 per 4 hours), a full cycle is 20,940 gp on 1,249,440 gp of capital.

Margins move constantly. Re-check the live Belle's folly numbers and price chart on GrandExchange.com right before committing.