You should check from site like https://gamepress.gg/pokemongo/ if the pokemno in question has any actual use. If not, you can evolve, though even then tow caveats: There is once in five weeks a spotlight hour that gives oyu double XP, so if oyu cna saving them for that would be of benefit. Also, occasionalyl we may get reseatch tasks asking to evolve specific pokemon for interesting rewards (so there is benefit... Source: 10 months ago

Figure out what attacks are available and which would be the best for what you want to use it for. There are plenty of sites out there that will give you lists and breakdowns— here is one I use. Source: about 1 year ago

The exclusive moves are almost exclusively a thing for pokemons that have three stage evolution. So if the first evolution costs 25 candies it is then the second one with a cost of 100 that either has some exclusive move that is avialable only if you evolve during some specific event - or it will quite likely get one, while those costing 50 candies most likely don't. In some cases thse exclusive moves are not... Source: about 1 year ago

FYI, I’d recommend https://gamepress.gg/pokemongo/ for understanding which moves are good and why. Source: about 1 year ago

But I'd also recommend Gamepress as well, because it has explanations of why a pokemon/move is good/bad in pvp. Source: about 1 year ago

You could use a barebones HTML-Template like EVIE from undraw, Only somewhat basic HTML and CSS required :D. Source: over 2 years ago