Vodafone will also unlock its handsets, though at a potentially higher cost. You can generally get a free unlock if you're on contract-or if you purchased your phone more than 12 months ago. Otherwise it will cost around Â£20. Sometimes the network will unlock your phone in just one day, but it can take up to two weeks.EE is a little bit stricter with its unlocking terms.therwise it will cost around Â£20. Sometimes the network will unlock your phone in just one day, but it can take up to two weeks. EE is a little bit stricter with its unlocking terms.
1 Whitening Strips â These resemble clear adhesive bandages that are stuck onto the teeth and left there usually for 30 minutes at a time, twice a day for a week or two. 2  Brush-On Whitening â These gels are painted directly onto the teeth with a small brush and sometimes left overnight.
We recommend you do not smoke after whitening your teeth. Of course, you can eat anything you like, the above is a good practice guide. For upto 48 hours after a whitening session, we recommend using only white tooth paste to clean your teeth and try to avoid using coloured mouthwash.elow we have included a list of foods and drinks that we recommend you eat and avoid for up to 48 hours after performing a teeth whitening session on your teeth.