Adjective
Alt-A
(US, finance) Alternative-A — Describing mortgages loans that do not conform to the traditional standards of Fannie Mae, but are presented as having an "A" credit rating, based on the borrower's FICO credit score.
The use of the right Alt in Polish programmers layout may be confused with Alt-A, Alt-C etc. (which are common shortcuts in most programs and can be obtained only with left Alt) because the key really acting as AltGr is also marked as Alt. Source: Internet