How to flip Zombie helmet in OSRS

Flipping Zombie helmet on the Old School RuneScape Grand Exchange currently makes about 15,495 gp profit per item after the 2% GE tax: buy near 232,534 gp (the instant-sell price) and re-list near 253,090 gp (the instant-buy price).

• Buy at (instant-sell): 232,534 gp
• Sell at (instant-buy): 253,090 gp
• Margin after 2% tax: 15,495 gp (6.66% ROI)
• Buy limit per 4 hours: 50
• 24h volume: 203 (moderately traded)
• Max profit per limit cycle: 774,750 gp on 11,626,700 gp of capital

The flip, step by step

1. Place a buy offer at or just above 232,534 gp (the current instant-sell price).
2. Wait for the fill. Zombie helmet is moderately traded right now, so fills can take an hour or more, patience pays here.
3. Re-list at or just below 253,090 gp (the current instant-buy price).
4. The GE takes 5,061 gp tax (2%) per item when it sells, leaving 15,495 gp profit each.
5. Repeat up to the buy limit (50 per 4 hours), a full cycle is 774,750 gp on 11,626,700 gp of capital.

Margins move constantly. Re-check the live Zombie helmet numbers and price chart on GrandExchange.com right before committing.