!<skill>-plan allows you to see how much exp you would gain from doing something a certain amount of times. The syntax for this command is: !<skill>-plan [RSN] <number> <item>. Your RSN may be omitted if you have a defname set.

Examples <spling> !agil-plan 170 gnome course
-RuneScript- *** [ AGILITY PLAN ]: [pure spling] Original Level: 50 (101,358exp) | Exp gain of 170 gnome course: 14,620exp (86ea) | Final Level: 51 (115,978exp)
<spling> !fletch-plan cruiser1 500 yew long bow
-RuneScript- *** [ FLETCHING PLAN ]: [cruiser1] Original Level: 85 (3,538,626exp) | Exp gain of 500 yew long bow: 75,000exp (150ea) | Final Level: 86 (3,613,626exp)
To edit the settings of this command via !set, use: !set skillplan on/off/force/private