Others may think daffodils and robins are harbingers of spring, but the nonprofit professional knows better.

Spring has arrived when the notifications of upcoming conferences start flooding your inbox. If you wanted to, you could probably go to at least one conference per week from now until the end of summer. We’ve collected the six best early offerings taking place in Philadelphia for you to choose from.

In order to maximize the value of attending any conference like the ones in the timeline above, The Chronicle of Higher Education suggests that even if it is “daunting to figure out where you’re going to go every hour,” attend the panels.

And Frontstream reminds you to download the app, and plan your sessions, meetings and downtime in advance.

“Everyone is internally wondering where to sit,” said Generocity columnist Valerie Johnson, “whether they should talk to attendees or not, and how awkward they look hovering indecisively in the corner.”

Her best advice? Embrace it: “You’ll meet fun people and have a better time if you just jump in and start chatting.”