If you're not sure of you preferred direction with your next property I would invest in understanding investing more thoroughly and read 5-10 books as well as speak to other experienced investors.

What is their book of business?  

Important resources(articles, books, podcasts) to review?

Read books, network, research markets, and plan your strategy.

To get started, continue learning through podcasts like the BiggerPockets Real Estate Podcast and books like "The Book on Rental Property Investing" and "Set for Life."

Awesome to see a new investor-minded person here.. do you have a favorite real estate success story already?

Listen to podcasts, read books, and if you plan to invest in the Netherlands find some resources that speak to that market specifically.

They have nice looking direct booking sites, but I'm more curious about their digital marketing training and crm software included with their package. 

Not sure I would use up my full emergency fund for a down payment, owning 2 properties and not having any funds for emergency is not advisable in my book. 

The payments for the management of the property and the book keeping will come out of the cash flow of the property.9.