The nature of their businesses is that they are not making money.
They use non-GAAP accounting to persuade investors to give them money. In many ways, it is financial marketing.
Often, they are not making money because they are spending alot to try to grow quickly in a competitive market.
There is no regulation that I am aware of regarding bond "names". It's up to the vendor providing data (or the book author in your case) to use whatever descriptive name they see fit.
Most bond data that I've worked with includes some form of the issuer name (or perhaps just a ticker), coupon (in decimal, not fractional form), and the maturity year ...
To expand on user70903's answer and hopefully address some of the confusion you seem to be having... conceptually the "other 40%" (lent by the Seller) can be thought of as "paying in instalments", as – even less so than with the 60% lent by the bank – the amount loaned never touches the Buyer's hands.
Thinking of it as two loans:
When the pre-market opens, if there are no participants at that time offering to buy or sell stock then there is no activity and the stock remains at the previous day's closing price.
When orders are placed by market participants, the bid and/or ask price may change and when counterparties agree on price, transactions occur. If there is an aggregate net ...