The Pokémon Go Wayfarer Challenge is only available in select regions, but you can encounter a shiny Eevee and get some other goodies, too.

Pokemon Go has fixed the Road to Unova Timed Research issue by giving everyone a copy of the research with everything already ...

Use Incense, stay in populated areas, and prioritize shiny checks to maximize shiny encounters ... especially if you’re playing from a static location. Incense will last for an hour.