Polar protic solvents (like water or alcohols) are ideal as they stabilize the ions formed during the reaction.
The E1 Reaction and Its Mechanism - Master Organic Chemistry big e1
Highly substituted substrates (tertiary alkyl halides) are preferred because they form the most stable carbocations. Polar protic solvents (like water or alcohols) are
For an informative analysis, you must detail the specific conditions that encourage this pathway over competing ones like SN1 or E2: big e1