
Documents I found: 
- Special-purpose vehicles used to control market, credit rating By NAME_1 Copyright 2002 Houston Chronicle Jan. 28, 2002, 6:31AM As accountants, stockbrokers and others study Enron's collapse, they focus on the company's now-infamous "special-purpose vehicles" -- independent companies that propped up Enron's income and hid its debt. 
- Partnerships and special-purpose entities that Enron set up borrowed money and funneled the cash to Enron. 
- Those special-purpose entities engaged in stock and energy derivatives trading at the core of Enron's financial problems. 
- It's not clear just how many off-balance-sheet financing vehicles Enron has used over time. 
- acqusition vehicle (Enron credit enhancement valuation). 
- In the NAME_2 and Osprey trusts, Enron essentially set up special companies that held physical and financial assets and then issued bonds backed by those assets. 
- Investors and analysts have been trying to get details out of Enron about other financial vehicles it used to make investments without immediately taking on new debt or issuing shares. 
- Enron utilizes financial products to sell long-term products at predictable prices. 
- Most importantly, he says, they may include several of Enron's other off-balance-sheet vehicles. 
- Enron sat on a massive trading book, made up of complex derivatives transactions, some meant to stay in place for decades. 
- an Enron Corp. 
- These are all Enron assets; and
'' Enron wouldn't be more specific. 
- (And Many More) Enron North America Corp. 
- There are quite a few different Enron's, and I'm not sure who's who. 
- Enron used affiliated partnerships to raise money quickly and take debt off its books. 
- Enron used them as a kind of financial "plastic surgery to make itself look better than it really was," NAME_3 said. 
- ENRON INVESTMENT SERVICES LIMITED. 
- Investors (LPs) I st s ( s) Enron Corp.
the sale of the partnership interests in SECLP owned by Enron. 
- Some of these assets were developed, constructed and operated by Enron. 
- Enron's ownership of and membership in NAME_4. 
- Some, with names like Osprey, Whitewing, and NAME_2, were revealed in Enron's financial filings and even rated by the big cre 


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Question: what were the names of the financial special purpose vehicles Enr Write your response with exactly 3 paragraphs, separated with the markdown divider: ***.
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