Here’s the latest from VentureBeat’s Entrepreneur Corner.

Want a domain that’s not available? Here’s what to do – Picking a perfect company name only to learn the URL isn’t available is frustrating – but it doesn’t mean you have to start the process over. Attorney Curtis Smolar looks at five ways you can secure the domain of your choosing.

5 tips for building a well-oiled sales and marketing machine – Sales and marketing often put on a nice face when customers are around, but play the blame game when the doors are closed. Adam Blitzer, co-founder and COO of Pardot, gives five tips on how to make the two divisions work better together.

Introductions are a privilege, not a right – It’s easy to ask for an introduction, but too many people press their luck when trying to meet with an influential CEO or VC. Investment banker Megan Jones lists 12 ground rules you need to follow if you want to have any chance of securing the handshake.

Want to succeed? Build an ‘anti-advisory board’ – Knowing what you don’t know can be even more valuable than what you do. And that’s just as true of your board of advisors – both on a personal and business level, says CMEA Capital partner Saad Khan.

Twitter co-founder Dorsey: Instrument everything – Square and Twitter Co-Founder Jack Dorsey admits that in the early days, Twitter was “flying blind” and had no idea what its users needs were. When he moved to Square, his passion to measure and instrument everything for the collection of data became a priority.