Runecrafting
Why Runecraft? Crafting runes, especially high-level or RuneScape gold double runes, can be very profitable.

Long-Term Benefits: You can create runes for your own use or sell to other players.

Investment Tips: Train efficiently using the ZMI altar or Abyss methods, and invest in unlocking crafting pouches to increase yield.

4. Mining and Smithing
Why Mine and Smith? Mining ores and smelting bars lets you craft armor and weapons.

Long-Term Benefits: You save money by crafting your own gear and can sell excess materials.

Investment Tips: Focus on mining valuable ores like Adamantite and Runite, and smith high-demand items such as battlestaves.

5. Hunter and Fishing
Why Hunter/Fishing? These skills provide raw materials (fish, beasts) that are always in demand.

Long-Term Benefits: High-level fish like sharks and anglerfish sell well; hunting rare creatures can yield valuable drops.

Investment Tips: Use the best gear and bait to increase catch rates and profits.

6. Slayer
Why Slayer? Slayer tasks lead to killing monsters that drop valuable items.

Long-Term Benefits: Access to profitable monsters and boss-like creatures as your Slayer level increases.

Investment Tips: Focus on OSRS Accounts for sale tasks with high-value drops, use the best gear, and complete Slayer masters’ tasks efficiently.