Simply that trading in for XP is a % based on your lvl, so its not 500 xp for a lvl 1 or a lvl 50, it will be, for example, 1% of your total xp.. etcAlso the spawns are not restricted to night/day, they will spawn at anytime.
Also the spawns are not restricted to night/day, they will spawn at anytime.
I just hope our feedback and bug reports here will actually be taken into account, without a test server to put these things on first their initial patch cycle should be considered test and tweak time. If something is flawed and not fun it needs fixing, simple as, no matter the schedule.