The suggestion is quite simple.
Add events in expo missions where players can get some new premium items (like newtron, kraken, boosters and so on).
For boosters... maybe kind of BP items (just 1 day of effect)?
Add events in expo missions where players can get some new premium items (like newtron, kraken, boosters and so on).
For boosters... maybe kind of BP items (just 1 day of effect)?