C J Campbell wrote:
Actually, you can use any entry procedure you want as long as you stay on the
safe side. An examiner is not going to ask for a teardrop entry, for example.
The purpose of the recommended entry procedures is to give you easily
remembered means of ensuring that you stay on the safe side.

Try taking an ATP check ride.

V Instrument
B: Task Holding
4) Follows appropriate entry procedures for a standard, nonstandard,
published, or non-published holding pattern.

-Robert, CFII