Spam wormholes until you find an unfueled Astra.
Check the Corp that owns it.
Check their KB stats.
Join their recruit channel to see if they are active.
If not. Attack battlecruisers and T3D work best. Make sure you have something to haul the loot and players that can fly the ships. 10 man crew is more than enough. More players help though.
8/10 won’t be profitable.
The 2/10 that are will make up for it.
Killmails don’t tell you the goodies.