To make your services fully automated, and to end up paying even less, you may use the WuBook Coins. Virtual money created by WuBook that can give you several advantages.
To purchase coins, go to:
Manage / Coins
The unit value of WuBook Coins decreases when increasing the quantity purchased, and the number of coins needed to run a specific service for a specific period of time is always fixed.
In this way, more WuBook Coins purchased and you will pay less for your services, always with the assurance that everything works perfect.
The price list of WuBook Coins: