There are several major garage sales happening this weekend. Grkids.com has a full list of them on their calendar. Here's what I saw:
1. Georgetown Shores Neighborhood Sales
-starts Thursday from 1-7pm
-Friday from 8am until 4pm
-44th st. to 14th ave. and follow the signs
2. First Protestant Reformed 2nd Best Sale
-Friday 9am until 5pm
-Saturday 9am until noon
-2800 Michigan st. NE (just west of E. Beltline)
3. Aberdeen Reformed Church Rummage Sale
-Friday 9am until 6pm
-Saturday 9am until 3pm
-1000 Aberdeen NE (between Plainfield and Fuller)
4. Grand Rapids Mother of Twins 2nd Best Sale
-Friday 9am until 6pm
-Saturday 9am until noon
-Calvary CRC / 3500 Byron Center Rd. SW in Wyoming
5. Immaculate Heart of Mary Rummage Sale
-Friday 9am until 6pm
-Saturday 8am until 1pm
-Corner of Plymouth and Burton SE
6. Kidz 2nd Best Sale
-Friday 3-8pm
-Saturday 8am until noon
-Rush Creek Bible Church / corner of 76th st. and Byron Center
And here are some other sales I found on Craigslist:
1. Multi-family sale in Belding on Thursday and Friday
2. Multi-family sale in Grandville on Wednesday through Friday
3. 3 family sale in Jenison on Thursday and Friday
4. 6 family sale in Rockford on Friday and Saturday
5. Multi-family sale in Hudsonville on Thursday and Friday
6. Multi-family sale in Rockford on Thursday and Friday
7. Sunningdale West Neighborhood sale in Hudsonville on Thursday through Saturday
That should keep you busy.