Make every communication across the state departments, central departments, public communication, i.e. roads, sign posts, news paper, etc only in Tamil or English.
But never oppose or say anything against anyone.
People will automatically stop coming and all the jobs will go to Marathis. I salute TN on that respect.
If the linguistic identity of Maharashtra is to be maintained, and it has to be stopped from becoming Bihar, then Raj must simply enforce what South states are doing.
Non-acceptance of Hindi language is the first step.
If India's states have been formed on the basis of linguistic identity, then Marathis have the full right to protect the linguistic identity of Maharashtra just as other states in the country do.