It depends on the situation.The prices on the website are established for periods of 4 to 9 months.The landlords normally give preference to people who want to rent the room for a longer period (more than 9 months and in this case they can lower the prices.You must ask and discuss this with the landlords.
By reserving a room through Rooms in Porto, you don't have to worry about safety.All the landlords on this website are verified.It is normal to pay a caution in advance.It is also advisable to keep a proof of payment (a bank receipt) every time you make a payment.
It depends on the accommodation.Normally landlords ask a caution beforehand, in order to keep the room reserved exclusively for you.When the caution is paid, the landlord has to refuse all other offers that come after.Normally the caution amounts to €150, and in some cases an extra reservation fee of €50 will be applied.
No, This service is completely free for students. 
We know that it is hard to book a room over the internet. In order to help you making this decision, Rooms in Porto guarantees you that all rooms on the website have been analysed before approval. However, external factors, such as flatmates can influence the condition of the house. Nevertheless, landlords must always provide you a clean room/house. 
No. Rooms in Porto is open to all international (and also Portuguese) citizens.In general we refer to students, as over 80% of the international citizens looking for accommodation are students.
Rooms in Porto is a team with lots of experience with international students, by working directly with more than 3000 Erasmus in Porto during 2 years.All of our members had already at least one international mobility, which makes it easier to understand the needs and the standards of international students looking for accommodation.Rooms in Porto is an official partner of :