Here are prominent references addressing the necessity for the Strategic Lateral Offset Procedure and how and where it can be flown: International Civil Aviation Organization, Document 4444, Air Traffic Management (PANS-ATM), Chapter 16 (“Miscellaneous Procedures”), Paragraph 5. This is the source document for the justification, implementation, definition, and execution of the Strategic Lateral Offset Procedure in oceanic and “remote continental” airspace. The section is short and to the point, including:

Is there a chance that the Standard Lateral Offset Procedure, or some variation on it, will be authorized for use in non-oceanic U.S. airspace? The answer is a qualified, “Yes.”

2002—Steven F. Santo, an attorney, pilot and former prosecutor, conceives Avantair, a fractional aircraft ownership program based solely on the Piaggio P180 Avanti turboprop. Service launches following year. 2005 – Having moved from New Jersey to Clearwater, Fla., Avantair operates 16 Avantis for 100 shareowners and announces plans to add another 20 aircraft within a year. The publicly traded firm adds charter card program. 2008 — Employs some 400 people; takes delivery of its 50th P180; announces 58 more Avanti IIs on order.