Employee training can offer you a significant benefit for your business, giving you a workforce that is motivated and highly skilled. It is, in general, a good investment for your business, as it will equip you team to deal with anything their jobs throw at them.
You can select training courses depending on your individual employees, concentrating on the areas where you want them to excel. You can also speak to them and ask them where they feel they need to improve to carry out their roles better, and use this information to choose the right types of training for them.
However, you do need to be selective. If your employees are good at doing their jobs and they have fairly basic roles, they may not need much training and it may not necessarily be a good financial investment. Do just bear in mind that employees who are highly trained tend to be more engaged in their roles, then balance up the decision.