Result

The SendGrid sign up form will look something like this

https://cdn.forms-content.sg-form.com/408c8cd6-a606-11ec-b5a6-4633a781512f

How to create the signup form

1. Go to SendGrid

2. Click on Marketing

https://images.tango.us/public/screenshot_47eaf732-8801-45ee-b58a-b7aabb2c8df4?crop=focalpoint&fit=crop&fp-x=0.0468&fp-y=0.1986&fp-z=2.9913&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

3. Click on Signup Forms

https://images.tango.us/public/screenshot_8025c9cc-781f-41eb-82c7-ed28aeddc67c?crop=focalpoint&fit=crop&fp-x=0.0320&fp-y=0.3190&fp-z=2.8667&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

4. Click on Create a Signup Form

https://images.tango.us/public/screenshot_ed69cf33-96c8-4ecf-a9d6-83107686376d?crop=focalpoint&fit=crop&fp-x=0.5483&fp-y=0.3344&fp-z=2.4363&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

5. Click on Share Code

https://images.tango.us/public/screenshot_f9f40d66-5893-4008-9bc9-4c4bcc6f24f5?crop=focalpoint&fit=crop&fp-x=0.9445&fp-y=0.0268&fp-z=3.0241&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

6. Click on button

https://images.tango.us/public/screenshot_9000a8ff-1ed2-44e4-af53-3ed05b33705a?crop=focalpoint&fit=crop&fp-x=0.9122&fp-y=0.1350&fp-z=3.2024&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

7. Create a Notion embed with the copied url

https://images.tango.us/public/screenshot_8e86b477-8dae-42da-92e9-9d3d9c9ff52a?crop=focalpoint&fit=crop&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

https://images.tango.us/public/screenshot_29ec9e8b-f81b-46c8-996d-d6b9e483b8d9?crop=focalpoint&fit=crop&fp-x=0.4994&fp-y=0.7339&fp-z=2.2108&w=1200&mark-w=0.2&mark-pad=0&mark64=aHR0cHM6Ly9pbWFnZXMudGFuZ28udXMvc3RhdGljL21hZGUtd2l0aC10YW5nby13YXRlcm1hcmsucG5n&ar=1720%3A1304

Remove the scroll bar

To make sure there is no scroll bar make the block height as tall as you can, this way the iframe block will always have space and no scroll bar will show up.