Haptic sensations feel rewarding, so users feel compelled to repeat these actions.What's the optimal length for vibrations? Try 400ms

But what if you sell products on desktop?Instead of using vibrations, try animating products upon selection. Move items into the basketShake from side to sideGrow and shrink

In an online grocery store, customers bought more items when they felt vibrations while adding items to their cart (Hampton & Hildebrand, 2021).

Classical Conditioning. Vibrations often co-occur with social messages. Therefore, vibrations feel good because these sensations have been frequently paired with hits of dopamine (Hampton & Hildebrand, 2021).Perceived Ownership. Vibrations mimic touch, as if you are physically touching an item on your device. And touch is key to ownership (Li, Cowan, Yazdanparast, & Ansell, 2024; Peck, Barger, & Webb, 2013).

When I first started meeting founders, I wanted to help with anything and everything. Unfortunately, that's neither realistic or possible. For example, I have many responsibilities at my day job that must come first. Over time, I have honed in my pitch to be explicit about how I can and can't help. See the notes above about ways to be helpful, and find your own unique combination of value to bring to the table.

My contract typically looks like this: We agree to meet ~X hours per quarter/half/year Multiply by Y contracting rate Y ⨉ X = some dollar amount Z Divide Z by the startup's latest price per share to arrive at a number of advisor shares to grant

Be founder-friendly! It's a big deal and a lot of paperwork to get a smaller check or advisor on the cap table (unless they already have a lot of operational infrastructure in place) – this usually means being relaxed about the commitment paperwork or helping out pro-bono for the first few hours while they work through the logistics.

Finding founders you work well with can be a numbers game; you won't be sure what you like doing until you've met a handful of founders, done several advisory meetings, and poked at different types of problems. It's okay to dip your toe and warm up to the process before committing a lot of time and energy to this. I started slow, and have been steadily sharpening my own intuition about what kinds of products and founders get me excited, and where I can add unique value