Use "till then" in a sentence

1. We are clear till then.

2. Till then, adieu; and keep this holy kiss.

3. Up till then, his office was the correspondence address.

4. If we run into trouble, we can hold out till then.

5. When these Burghers had become sufficiently strong, their struggle against the feudal nobility, which till then had been predominantly regional, began to assume national dimensions

6. Up till then, halls had been hired to accommodate our circuit assemblies, but it was becoming more and more difficult to find suitable locations at reasonable prices.

7. But “Advantageous,” which till then has been quite fascinating in its quiet, methodically paced way, at this point slows to an even quieter near-crawl, risking tedium when it requires