This. I mean, we talked about that 3 times the last weeks on discord, but if you need to hear it a fourth time:
Don't treat the rewards you can give as your property, you are not giving out tips, you are assigning rewards from the shared pool to people who bring value to this platform. The value in it lies in a diverse span of content from hundreds of authors. Don't vote for the same people you made friends with all the time.
There are a lot of services which can help you to achieve this if you're not interested in digging: c-squared, curie, helpie, steemstem, curangel, just to name a few.