Facebook ad expert

I'm looking for someone who can help me to set up properly targeting ads for UK market only. The main task for our customers is to fill up the registration form on our landing page (4 questions and then they are redirected to another page to fill up the full form. But 4 questions already good for our business. Facebook pixels, google analytics are working to collect all data. What I've tried already : 1. Broad Targeting for all UK to get website traffic 2. Looklike Audience (made from 33.500 of our customers ) 3. Targeting specific interest and age limit 4. Created the post for post engagement in cheap countries (got 1.7K of likes under this post), then I've changed the objective to a complete registration with the same likes, comments etc. 5. Custom audience 6. Looklike audience from our pixel 7. Complete Registrations objective 8. Split to Men / Women 9. Retargeting We know our competitors (suppliers). We have their text (headlines) and photo samples . We also know how many people are visiting their website and how many people filling up the registration form. Our google analytics code is on their website. Before recruiting or considering any candidate for this position, I would like to do a an interview by sharing my screen (ads) with you via skype If you will provide me with a good tactic and I will see your professionalism, then I will recruit you. Many thanks Regards