There is merit to the advice here, but...
It is better to read the cases that talk about these rights, search for 4th Amendment cases (unreasonable search and seizure) and 5th Amendment cases (self-incrimination).
Miranda v. Arizona, Terry v. Ohio, etc.
And, while there are basic trend throughout various Circuits, some areas treat different elements differently, like nervousness as probable cause.

My advice, don't follow top ten lists of free legal advice