I've had it for a month, but lost the tag with info on it. if anyone has the name and/or helpful info, i'd really appreciate it. i don't want to kill it! all i know is it's two toned, it's been indoors since i bought too. i water it like one or twice a week and i don't know how much sun it needs]1
This appears to be a variegated vinca or periwinkle. There are a couple of species that differ in the size of the leaves; I will let you read up on that. Often used in shady places under trees, has a small bluish flowers and the giveaway in your photo is the long trailing stems with opposite leaves.