Get five members to implement, a 'privatew bill', as in sign it, then get 1,000 signatures to implement bill. By law once you approach a local MP with a bill , signed and witnessed, he/she has to put it to the 'House'.
Bill. Create, a new law, so that every mobile companies customers, can use each others networks when they come into there area.
Example; It would save lifes, as if you cannot get a signal, in a countryside area, you cannot call in an accident, so 'networks' are putting peoples lives at risk, by preventing usage of their network just because they belong to a different company.