What minimum act constitutes 'setting out on the road' (hechzik baderech) sufficient to acquire Shabbat rest at a distant place?

Can a traveler who intended to establish his Shabbat rest at a specific place, set out on the road, but was turned back before arriving — acquire Shabbat rest at that intended destination?

5 opinions across 3 eras

Must one verbally declare 'my Shabbat rest is in such-and-such place' when acquiring Shabbat rest at a distant location by setting out on the road?

4 opinions across 3 eras

Does the leniency of acquiring Shabbat rest by setting out on the road apply to a wealthy person who lives nearby (not a traveler and not poor)?

5 opinions across 3 eras

When townspeople send an agent to place their eruv at a distant location and the agent is turned back before placing the eruv — do the townspeople acquire Shabbat rest at that distant location?

3 opinions

If a person who set out to acquire Shabbat rest changes his mind entirely and decides not to go to that place, does his earlier acquisition remain valid?

1 opinions

Must the intended place of Shabbat rest acquisition be a specifically identified, known location (not merely a general area)?

2 opinions