Straight-in versus Visual Approach (IFR Flight Plan)
You are operating your Cat. C/D aircraft under an IFR flight plan and making your approach under "positive radar control/Terminal Airspace" with Radar Vectors or having been Cleared the IFR Procedure.
You request to ATC below.
What is the legal and operational difference between requesting/ATC giving you the Clearance to perform a;
STRAIGHT IN APPROACH
or
VISUAL APPROACH
and the various legal implications - if any?