 1 Standard rooms are very small Worth to upgrade to bigger one 2 I had a bigger one my friend wanted to upgrade paying the extra they said ok you can go out and when you come back at afternoon you can switch to the bigger room When we have arrived they told that they have sold the room and can not upgrade the room This is very amateur or very opportunistic 3 In todays world I can not believe that a hotel is out of european to english electiricty converter to charge a phone 
No Positive