.amxx
в директорию /amxmodx/plugins/
.amxx
в файле /amxmodx/configs/plugins.ini
/amxmodx/data/lang/
// The amount for which the sale will be made (weapon cost * cvar = sale price) (0.5 = 50% of the cost of the weapon)
// -
// Default: "0.5"
sw_sale_price "0.5"