Tesla's cheapest car just became a lot more difficult to buy (TSLA)

Tesla has made big changes to its Model 3 offerings, the company announced Thursday night. 
The standard range version, the cheapest car Tesla sells, will only be available to purchase in-person at retail stores or by phone.
Last month, Tesla said it was shifting all sales to online-only and closing many stores.Tesla is closing many of its retail stores, but if you want to buy the cheapest car the company offers, you'll have to find one that's still open — or hop on the phone.
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