>>52427808it's easy
1. leech 5 star raids in the finder
2. aquire loads of exp large, mints and money from said raids
3. buy vitamins
4. level a meta pokemon such as azumarill or your box legendary to 100 via the items you got
5. buy vitamins and use them to max out its evs
6. now do more raid but this time you're not leeching and actually contributing so your W/L ratio drastically improves
7. repeat for more meta mons
8. profit?