In 2015 Vaai decided to switch electorates and contest the seat of Salega East in the 2016 election following a decision by his village to reject a tourism project he had proposed.
[7] He subsequently announced plans to form a new political party[8] and contested the election as an independent, but after winning re-election he re-joined the TSP.
[12] In October 2020 Vaai registered to run as a candidate for the Faʻatuatua i le Atua Samoa ua Tasi (FAST) party in the 2021 election.
Tuila'epa had previously alleged that Olo registered a government automobile as his private property, which the opposition leader claimed was the equivalent of theft.
In addition, Olo also filed a lawsuit against Maota o Vi'iga, a Samoan radio station based in Australia, for echoing Tuila'epa's claims.