Even after buying all perks in the 100 speech tree, most vendors do not have enough gold to purchase higher level items from you, especially if you have bartering perks and gear equipped. You don't have to compromise on the price.
This video shows you how to use the Riverwood Trader to sell even the most expensive of items in the game, up to 12,000 gold or more.
![](https://i.ytimg.com/vi/5AVt_NQ3EAg/maxresdefault.jpg)