What we can do on pre-launch?

Hey folks, We just started 4 weeks sprint to pre-launch our SaaS product idea for Product Managers. We have 2 people for marketing and all communication staff + about $1k budget + 2 people to build MVP And I need your feedback: what else we can do? Here is the plan: Week 1: - Setup a dead-easy landing page just to collect emails. Done: ping-mi.com - Prepare clickable prototype of product and record screencast. In progress - Prepare blog post with CTA to collect emails. In progress - Setup Twitter page. Done: https://twitter.com/staas_voronov - Setup email sequences Week 2: - Outreach on LinkedIn with a product screencast and ask about feedback - Promote Blog Post in PMs communities (what communities?) - Run TikTok campaign (???) - Write updates on IndieHackers - Run ProductHunt Ship - Find and join PMs Events - Grow Twitter somehow :) Week 3: - Prepare offers and pricing - Preprare BRAND NEW landing - Join more events - Promote blog next (where next?!) - Grow more Twitter somehow :) Week 4: - Run New Landing - Check Payments work (!) - Run on ProductHunt - Get tons of registrations 🎉