I haven’t come across anything as explicit as this before. I have heard this is a common tactic in the US where they offer these type of incentives in lieu of just dropping the rent
Greystar is delighted to introduce Quayside Quarter, the residential component of Dublin Landings at North Wall Quay. Live now with 4 weeks rent-free offer available now on selected 2 bedroom apartments. Sitting at the forefront of the regeneration of the Docklands and consisting of 268 premium apartments, Quayside Quarter sets a new standard of rented apartment living in the city.