You want to reserve a hotel to Venezia?you can call the venezia commerce room and ask the list of all the hoteles,or pensioni with the compulsory price list for law.
You directly phone and talk to the direction saying that you know the high or low season prices and that he does not send you a journey agency your cousin lives to Venezia and i date you the telephone number you at last remember that when you close the light the rooms are all the same in all the world.
To day many private houses rent to tourists they are very beautiful and one is well and they talk better English than many porters about hotel.
Then if you want there flats are in rent for two or more days you become venetians gone shopping the Rialto marketas everybody we you will taste the pleasure of living as true Venetians and not as simple tourist.